656721120

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{2039}}^1$

素因数の和:2129

約数の個数: 192

約数和(自身を含む): 2294853120

約数和(自身を除く): 1638132000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 32, 33, 40, 44, 48, 55, 60, 61, 66, 80, 88, 96, 110, 120, 122, 132, 160, 165, 176, 183, 220, 240, 244, 264, 305, 330, 352, 366, 440, 480, 488, 528, 610, 660, 671, 732, 880, 915, 976, 1056, 1220, 1320, 1342, 1464, 1760, 1830, 1952, 2013, 2039, 2440, 2640, 2684, 2928, 3355, 3660, 4026, 4078, 4880, 5280, 5368, 5856, 6117, 6710, 7320, 8052, 8156, 9760, 10065, 10195, 10736, 12234, 13420, 14640, 16104, 16312, 20130, 20390, 21472, 22429, 24468, 26840, 29280, 30585, 32208, 32624, 40260, 40780, 44858, 48936, 53680, 61170, 64416, 65248, 67287, 80520, 81560, 89716, 97872, 107360, 112145, 122340, 124379, 134574, 161040, 163120, 179432, 195744, 224290, 244680, 248758, 269148, 322080, 326240, 336435, 358864, 373137, 448580, 489360, 497516, 538296, 621895, 672870, 717728, 746274, 897160, 978720, 995032, 1076592, 1243790, 1345740, 1368169, 1492548, 1794320, 1865685, 1990064, 2153184, 2487580, 2691480, 2736338, 2985096, 3588640, 3731370, 3980128, 4104507, 4975160, 5382960, 5472676, 5970192, 6840845, 7462740, 8209014, 9950320, 10765920, 10945352, 11940384, 13681690, 14925480, 16418028, 19900640, 20522535, 21890704, 27363380, 29850960, 32836056, 41045070, 43781408, 54726760, 59701920, 65672112, 82090140, 109453520, 131344224, 164180280, 218907040, 328360560, 656721120]

約数ペア:

[(1, 656721120), (2, 328360560), (3, 218907040), (4, 164180280), (5, 131344224), (6, 109453520), (8, 82090140), (10, 65672112), (11, 59701920), (12, 54726760), (15, 43781408), (16, 41045070), (20, 32836056), (22, 29850960), (24, 27363380), (30, 21890704), (32, 20522535), (33, 19900640), (40, 16418028), (44, 14925480), (48, 13681690), (55, 11940384), (60, 10945352), (61, 10765920), (66, 9950320), (80, 8209014), (88, 7462740), (96, 6840845), (110, 5970192), (120, 5472676), (122, 5382960), (132, 4975160), (160, 4104507), (165, 3980128), (176, 3731370), (183, 3588640), (220, 2985096), (240, 2736338), (244, 2691480), (264, 2487580), (305, 2153184), (330, 1990064), (352, 1865685), (366, 1794320), (440, 1492548), (480, 1368169), (488, 1345740), (528, 1243790), (610, 1076592), (660, 995032), (671, 978720), (732, 897160), (880, 746274), (915, 717728), (976, 672870), (1056, 621895), (1220, 538296), (1320, 497516), (1342, 489360), (1464, 448580), (1760, 373137), (1830, 358864), (1952, 336435), (2013, 326240), (2039, 322080), (2440, 269148), (2640, 248758), (2684, 244680), (2928, 224290), (3355, 195744), (3660, 179432), (4026, 163120), (4078, 161040), (4880, 134574), (5280, 124379), (5368, 122340), (5856, 112145), (6117, 107360), (6710, 97872), (7320, 89716), (8052, 81560), (8156, 80520), (9760, 67287), (10065, 65248), (10195, 64416), (10736, 61170), (12234, 53680), (13420, 48936), (14640, 44858), (16104, 40780), (16312, 40260), (20130, 32624), (20390, 32208), (21472, 30585), (22429, 29280), (24468, 26840)]