450439920

素因数分解:

$2^4\times 3^3\times 5^1\times 7^1\times {\mathrm{31}}^3$

素因数の和:122

約数の個数: 320

約数和(自身を含む): 1832263680

約数和(自身を除く): 1381823760

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 31, 35, 36, 40, 42, 45, 48, 54, 56, 60, 62, 63, 70, 72, 80, 84, 90, 93, 105, 108, 112, 120, 124, 126, 135, 140, 144, 155, 168, 180, 186, 189, 210, 216, 217, 240, 248, 252, 270, 279, 280, 310, 315, 336, 360, 372, 378, 420, 432, 434, 465, 496, 504, 540, 558, 560, 620, 630, 651, 720, 744, 756, 837, 840, 868, 930, 945, 961, 1008, 1080, 1085, 1116, 1240, 1260, 1302, 1395, 1488, 1512, 1674, 1680, 1736, 1860, 1890, 1922, 1953, 2160, 2170, 2232, 2480, 2520, 2604, 2790, 2883, 3024, 3255, 3348, 3472, 3720, 3780, 3844, 3906, 4185, 4340, 4464, 4805, 5040, 5208, 5580, 5766, 5859, 6510, 6696, 6727, 7440, 7560, 7688, 7812, 8370, 8649, 8680, 9610, 9765, 10416, 11160, 11532, 11718, 13020, 13392, 13454, 14415, 15120, 15376, 15624, 16740, 17298, 17360, 19220, 19530, 20181, 22320, 23064, 23436, 25947, 26040, 26908, 28830, 29295, 29791, 31248, 33480, 33635, 34596, 38440, 39060, 40362, 43245, 46128, 46872, 51894, 52080, 53816, 57660, 58590, 59582, 60543, 66960, 67270, 69192, 76880, 78120, 80724, 86490, 89373, 93744, 100905, 103788, 107632, 115320, 117180, 119164, 121086, 129735, 134540, 138384, 148955, 156240, 161448, 172980, 178746, 181629, 201810, 207576, 208537, 230640, 234360, 238328, 242172, 259470, 268119, 269080, 297910, 302715, 322896, 345960, 357492, 363258, 403620, 415152, 417074, 446865, 468720, 476656, 484344, 518940, 536238, 538160, 595820, 605430, 625611, 691920, 714984, 726516, 804357, 807240, 834148, 893730, 908145, 968688, 1037880, 1042685, 1072476, 1191640, 1210860, 1251222, 1340595, 1429968, 1453032, 1608714, 1614480, 1668296, 1787460, 1816290, 1876833, 2075760, 2085370, 2144952, 2383280, 2421720, 2502444, 2681190, 2906064, 3128055, 3217428, 3336592, 3574920, 3632580, 3753666, 4021785, 4170740, 4289904, 4843440, 5004888, 5362380, 5630499, 6256110, 6434856, 7149840, 7265160, 7507332, 8043570, 8341480, 9384165, 10009776, 10724760, 11260998, 12512220, 12869712, 14530320, 15014664, 16087140, 16682960, 18768330, 21449520, 22521996, 25024440, 28152495, 30029328, 32174280, 37536660, 45043992, 50048880, 56304990, 64348560, 75073320, 90087984, 112609980, 150146640, 225219960, 450439920]

約数ペア:

[(1, 450439920), (2, 225219960), (3, 150146640), (4, 112609980), (5, 90087984), (6, 75073320), (7, 64348560), (8, 56304990), (9, 50048880), (10, 45043992), (12, 37536660), (14, 32174280), (15, 30029328), (16, 28152495), (18, 25024440), (20, 22521996), (21, 21449520), (24, 18768330), (27, 16682960), (28, 16087140), (30, 15014664), (31, 14530320), (35, 12869712), (36, 12512220), (40, 11260998), (42, 10724760), (45, 10009776), (48, 9384165), (54, 8341480), (56, 8043570), (60, 7507332), (62, 7265160), (63, 7149840), (70, 6434856), (72, 6256110), (80, 5630499), (84, 5362380), (90, 5004888), (93, 4843440), (105, 4289904), (108, 4170740), (112, 4021785), (120, 3753666), (124, 3632580), (126, 3574920), (135, 3336592), (140, 3217428), (144, 3128055), (155, 2906064), (168, 2681190), (180, 2502444), (186, 2421720), (189, 2383280), (210, 2144952), (216, 2085370), (217, 2075760), (240, 1876833), (248, 1816290), (252, 1787460), (270, 1668296), (279, 1614480), (280, 1608714), (310, 1453032), (315, 1429968), (336, 1340595), (360, 1251222), (372, 1210860), (378, 1191640), (420, 1072476), (432, 1042685), (434, 1037880), (465, 968688), (496, 908145), (504, 893730), (540, 834148), (558, 807240), (560, 804357), (620, 726516), (630, 714984), (651, 691920), (720, 625611), (744, 605430), (756, 595820), (837, 538160), (840, 536238), (868, 518940), (930, 484344), (945, 476656), (961, 468720), (1008, 446865), (1080, 417074), (1085, 415152), (1116, 403620), (1240, 363258), (1260, 357492), (1302, 345960), (1395, 322896), (1488, 302715), (1512, 297910), (1674, 269080), (1680, 268119), (1736, 259470), (1860, 242172), (1890, 238328), (1922, 234360), (1953, 230640), (2160, 208537), (2170, 207576), (2232, 201810), (2480, 181629), (2520, 178746), (2604, 172980), (2790, 161448), (2883, 156240), (3024, 148955), (3255, 138384), (3348, 134540), (3472, 129735), (3720, 121086), (3780, 119164), (3844, 117180), (3906, 115320), (4185, 107632), (4340, 103788), (4464, 100905), (4805, 93744), (5040, 89373), (5208, 86490), (5580, 80724), (5766, 78120), (5859, 76880), (6510, 69192), (6696, 67270), (6727, 66960), (7440, 60543), (7560, 59582), (7688, 58590), (7812, 57660), (8370, 53816), (8649, 52080), (8680, 51894), (9610, 46872), (9765, 46128), (10416, 43245), (11160, 40362), (11532, 39060), (11718, 38440), (13020, 34596), (13392, 33635), (13454, 33480), (14415, 31248), (15120, 29791), (15376, 29295), (15624, 28830), (16740, 26908), (17298, 26040), (17360, 25947), (19220, 23436), (19530, 23064), (20181, 22320)]