280473120

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{103}}^1$

素因数の和:216

約数の個数: 288

約数和(自身を含む): 1013935104

約数和(自身を除く): 733461984

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 32, 36, 40, 45, 48, 60, 61, 62, 72, 80, 90, 93, 96, 103, 120, 122, 124, 144, 155, 160, 180, 183, 186, 206, 240, 244, 248, 279, 288, 305, 309, 310, 360, 366, 372, 412, 465, 480, 488, 496, 515, 549, 558, 610, 618, 620, 720, 732, 744, 824, 915, 927, 930, 976, 992, 1030, 1098, 1116, 1220, 1236, 1240, 1395, 1440, 1464, 1488, 1545, 1648, 1830, 1854, 1860, 1891, 1952, 2060, 2196, 2232, 2440, 2472, 2480, 2745, 2790, 2928, 2976, 3090, 3193, 3296, 3660, 3708, 3720, 3782, 4120, 4392, 4464, 4635, 4880, 4944, 4960, 5490, 5580, 5673, 5856, 6180, 6283, 6386, 7320, 7416, 7440, 7564, 8240, 8784, 8928, 9270, 9455, 9579, 9760, 9888, 10980, 11160, 11346, 12360, 12566, 12772, 14640, 14832, 14880, 15128, 15965, 16480, 17019, 17568, 18540, 18849, 18910, 19158, 21960, 22320, 22692, 24720, 25132, 25544, 28365, 28737, 29280, 29664, 30256, 31415, 31930, 34038, 37080, 37698, 37820, 38316, 43920, 44640, 45384, 47895, 49440, 50264, 51088, 56547, 56730, 57474, 60512, 62830, 63860, 68076, 74160, 75396, 75640, 76632, 85095, 87840, 90768, 94245, 95790, 100528, 102176, 113094, 113460, 114948, 125660, 127720, 136152, 143685, 148320, 150792, 151280, 153264, 170190, 181536, 188490, 191580, 194773, 201056, 226188, 226920, 229896, 251320, 255440, 272304, 282735, 287370, 301584, 302560, 306528, 340380, 376980, 383160, 389546, 452376, 453840, 459792, 502640, 510880, 544608, 565470, 574740, 584319, 603168, 680760, 753960, 766320, 779092, 904752, 907680, 919584, 973865, 1005280, 1130940, 1149480, 1168638, 1361520, 1507920, 1532640, 1558184, 1752957, 1809504, 1947730, 2261880, 2298960, 2337276, 2723040, 2921595, 3015840, 3116368, 3505914, 3895460, 4523760, 4597920, 4674552, 5843190, 6232736, 7011828, 7790920, 8764785, 9047520, 9349104, 11686380, 14023656, 15581840, 17529570, 18698208, 23372760, 28047312, 31163680, 35059140, 46745520, 56094624, 70118280, 93491040, 140236560, 280473120]

約数ペア:

[(1, 280473120), (2, 140236560), (3, 93491040), (4, 70118280), (5, 56094624), (6, 46745520), (8, 35059140), (9, 31163680), (10, 28047312), (12, 23372760), (15, 18698208), (16, 17529570), (18, 15581840), (20, 14023656), (24, 11686380), (30, 9349104), (31, 9047520), (32, 8764785), (36, 7790920), (40, 7011828), (45, 6232736), (48, 5843190), (60, 4674552), (61, 4597920), (62, 4523760), (72, 3895460), (80, 3505914), (90, 3116368), (93, 3015840), (96, 2921595), (103, 2723040), (120, 2337276), (122, 2298960), (124, 2261880), (144, 1947730), (155, 1809504), (160, 1752957), (180, 1558184), (183, 1532640), (186, 1507920), (206, 1361520), (240, 1168638), (244, 1149480), (248, 1130940), (279, 1005280), (288, 973865), (305, 919584), (309, 907680), (310, 904752), (360, 779092), (366, 766320), (372, 753960), (412, 680760), (465, 603168), (480, 584319), (488, 574740), (496, 565470), (515, 544608), (549, 510880), (558, 502640), (610, 459792), (618, 453840), (620, 452376), (720, 389546), (732, 383160), (744, 376980), (824, 340380), (915, 306528), (927, 302560), (930, 301584), (976, 287370), (992, 282735), (1030, 272304), (1098, 255440), (1116, 251320), (1220, 229896), (1236, 226920), (1240, 226188), (1395, 201056), (1440, 194773), (1464, 191580), (1488, 188490), (1545, 181536), (1648, 170190), (1830, 153264), (1854, 151280), (1860, 150792), (1891, 148320), (1952, 143685), (2060, 136152), (2196, 127720), (2232, 125660), (2440, 114948), (2472, 113460), (2480, 113094), (2745, 102176), (2790, 100528), (2928, 95790), (2976, 94245), (3090, 90768), (3193, 87840), (3296, 85095), (3660, 76632), (3708, 75640), (3720, 75396), (3782, 74160), (4120, 68076), (4392, 63860), (4464, 62830), (4635, 60512), (4880, 57474), (4944, 56730), (4960, 56547), (5490, 51088), (5580, 50264), (5673, 49440), (5856, 47895), (6180, 45384), (6283, 44640), (6386, 43920), (7320, 38316), (7416, 37820), (7440, 37698), (7564, 37080), (8240, 34038), (8784, 31930), (8928, 31415), (9270, 30256), (9455, 29664), (9579, 29280), (9760, 28737), (9888, 28365), (10980, 25544), (11160, 25132), (11346, 24720), (12360, 22692), (12566, 22320), (12772, 21960), (14640, 19158), (14832, 18910), (14880, 18849), (15128, 18540), (15965, 17568), (16480, 17019)]