21000992160

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{1361}}^1$

素因数の和:1488

約数の個数: 384

約数和(自身を含む): 73543292928

約数和(自身を除く): 52542300768

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 31, 32, 34, 40, 48, 51, 60, 61, 62, 68, 80, 85, 93, 96, 102, 120, 122, 124, 136, 155, 160, 170, 183, 186, 204, 240, 244, 248, 255, 272, 305, 310, 340, 366, 372, 408, 465, 480, 488, 496, 510, 527, 544, 610, 620, 680, 732, 744, 816, 915, 930, 976, 992, 1020, 1037, 1054, 1220, 1240, 1360, 1361, 1464, 1488, 1581, 1632, 1830, 1860, 1891, 1952, 2040, 2074, 2108, 2440, 2480, 2635, 2720, 2722, 2928, 2976, 3111, 3162, 3660, 3720, 3782, 4080, 4083, 4148, 4216, 4880, 4960, 5185, 5270, 5444, 5673, 5856, 6222, 6324, 6805, 7320, 7440, 7564, 7905, 8160, 8166, 8296, 8432, 9455, 9760, 10370, 10540, 10888, 11346, 12444, 12648, 13610, 14640, 14880, 15128, 15555, 15810, 16332, 16592, 16864, 18910, 20415, 20740, 21080, 21776, 22692, 23137, 24888, 25296, 27220, 28365, 29280, 30256, 31110, 31620, 32147, 32664, 33184, 37820, 40830, 41480, 42160, 42191, 43552, 45384, 46274, 49776, 50592, 54440, 56730, 60512, 62220, 63240, 64294, 65328, 69411, 75640, 81660, 82960, 83021, 84320, 84382, 90768, 92548, 96441, 99552, 108880, 113460, 115685, 124440, 126480, 126573, 128588, 130656, 138822, 151280, 160735, 163320, 165920, 166042, 168764, 181536, 185096, 192882, 210955, 217760, 226920, 231370, 248880, 249063, 252960, 253146, 257176, 277644, 302560, 321470, 326640, 332084, 337528, 347055, 370192, 385764, 415105, 421910, 453840, 462740, 482205, 497760, 498126, 506292, 514352, 555288, 632865, 642940, 653280, 664168, 675056, 694110, 717247, 740384, 771528, 830210, 843820, 907680, 925480, 964410, 996252, 1012584, 1028704, 1110576, 1245315, 1265730, 1285880, 1328336, 1350112, 1388220, 1411357, 1434494, 1543056, 1660420, 1687640, 1850960, 1928820, 1992504, 2025168, 2151741, 2221152, 2490630, 2531460, 2571760, 2573651, 2656672, 2776440, 2822714, 2868988, 3086112, 3320840, 3375280, 3586235, 3701920, 3857640, 3985008, 4050336, 4234071, 4303482, 4981260, 5062920, 5143520, 5147302, 5552880, 5645428, 5737976, 6641680, 6750560, 7056785, 7172470, 7715280, 7720953, 7970016, 8468142, 8606964, 9962520, 10125840, 10294604, 10758705, 11105760, 11290856, 11475952, 12868255, 13283360, 14113570, 14344940, 15430560, 15441906, 16936284, 17213928, 19925040, 20251680, 20589208, 21170355, 21517410, 22581712, 22951904, 25736510, 28227140, 28689880, 30883812, 33872568, 34427856, 38604765, 39850080, 41178416, 42340710, 43034820, 43752067, 45163424, 51473020, 56454280, 57379760, 61767624, 67745136, 68855712, 77209530, 82356832, 84681420, 86069640, 87504134, 102946040, 112908560, 114759520, 123535248, 131256201, 135490272, 154419060, 169362840, 172139280, 175008268, 205892080, 218760335, 225817120, 247070496, 262512402, 308838120, 338725680, 344278560, 350016536, 411784160, 437520670, 525024804, 617676240, 656281005, 677451360, 700033072, 875041340, 1050049608, 1235352480, 1312562010, 1400066144, 1750082680, 2100099216, 2625124020, 3500165360, 4200198432, 5250248040, 7000330720, 10500496080, 21000992160]

約数ペア:

[(1, 21000992160), (2, 10500496080), (3, 7000330720), (4, 5250248040), (5, 4200198432), (6, 3500165360), (8, 2625124020), (10, 2100099216), (12, 1750082680), (15, 1400066144), (16, 1312562010), (17, 1235352480), (20, 1050049608), (24, 875041340), (30, 700033072), (31, 677451360), (32, 656281005), (34, 617676240), (40, 525024804), (48, 437520670), (51, 411784160), (60, 350016536), (61, 344278560), (62, 338725680), (68, 308838120), (80, 262512402), (85, 247070496), (93, 225817120), (96, 218760335), (102, 205892080), (120, 175008268), (122, 172139280), (124, 169362840), (136, 154419060), (155, 135490272), (160, 131256201), (170, 123535248), (183, 114759520), (186, 112908560), (204, 102946040), (240, 87504134), (244, 86069640), (248, 84681420), (255, 82356832), (272, 77209530), (305, 68855712), (310, 67745136), (340, 61767624), (366, 57379760), (372, 56454280), (408, 51473020), (465, 45163424), (480, 43752067), (488, 43034820), (496, 42340710), (510, 41178416), (527, 39850080), (544, 38604765), (610, 34427856), (620, 33872568), (680, 30883812), (732, 28689880), (744, 28227140), (816, 25736510), (915, 22951904), (930, 22581712), (976, 21517410), (992, 21170355), (1020, 20589208), (1037, 20251680), (1054, 19925040), (1220, 17213928), (1240, 16936284), (1360, 15441906), (1361, 15430560), (1464, 14344940), (1488, 14113570), (1581, 13283360), (1632, 12868255), (1830, 11475952), (1860, 11290856), (1891, 11105760), (1952, 10758705), (2040, 10294604), (2074, 10125840), (2108, 9962520), (2440, 8606964), (2480, 8468142), (2635, 7970016), (2720, 7720953), (2722, 7715280), (2928, 7172470), (2976, 7056785), (3111, 6750560), (3162, 6641680), (3660, 5737976), (3720, 5645428), (3782, 5552880), (4080, 5147302), (4083, 5143520), (4148, 5062920), (4216, 4981260), (4880, 4303482), (4960, 4234071), (5185, 4050336), (5270, 3985008), (5444, 3857640), (5673, 3701920), (5856, 3586235), (6222, 3375280), (6324, 3320840), (6805, 3086112), (7320, 2868988), (7440, 2822714), (7564, 2776440), (7905, 2656672), (8160, 2573651), (8166, 2571760), (8296, 2531460), (8432, 2490630), (9455, 2221152), (9760, 2151741), (10370, 2025168), (10540, 1992504), (10888, 1928820), (11346, 1850960), (12444, 1687640), (12648, 1660420), (13610, 1543056), (14640, 1434494), (14880, 1411357), (15128, 1388220), (15555, 1350112), (15810, 1328336), (16332, 1285880), (16592, 1265730), (16864, 1245315), (18910, 1110576), (20415, 1028704), (20740, 1012584), (21080, 996252), (21776, 964410), (22692, 925480), (23137, 907680), (24888, 843820), (25296, 830210), (27220, 771528), (28365, 740384), (29280, 717247), (30256, 694110), (31110, 675056), (31620, 664168), (32147, 653280), (32664, 642940), (33184, 632865), (37820, 555288), (40830, 514352), (41480, 506292), (42160, 498126), (42191, 497760), (43552, 482205), (45384, 462740), (46274, 453840), (49776, 421910), (50592, 415105), (54440, 385764), (56730, 370192), (60512, 347055), (62220, 337528), (63240, 332084), (64294, 326640), (65328, 321470), (69411, 302560), (75640, 277644), (81660, 257176), (82960, 253146), (83021, 252960), (84320, 249063), (84382, 248880), (90768, 231370), (92548, 226920), (96441, 217760), (99552, 210955), (108880, 192882), (113460, 185096), (115685, 181536), (124440, 168764), (126480, 166042), (126573, 165920), (128588, 163320), (130656, 160735), (138822, 151280)]