74121870

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1$

素因数の和:210

約数の個数: 128

約数和(自身を含む): 201553920

約数和(自身を除く): 127432050

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 23, 30, 34, 46, 51, 69, 71, 85, 89, 102, 115, 138, 142, 170, 178, 213, 230, 255, 267, 345, 355, 391, 426, 445, 510, 534, 690, 710, 782, 890, 1065, 1173, 1207, 1335, 1513, 1633, 1955, 2047, 2130, 2346, 2414, 2670, 3026, 3266, 3621, 3910, 4094, 4539, 4899, 5865, 6035, 6141, 6319, 7242, 7565, 8165, 9078, 9798, 10235, 11730, 12070, 12282, 12638, 15130, 16330, 18105, 18957, 20470, 22695, 24495, 27761, 30705, 31595, 34799, 36210, 37914, 45390, 48990, 55522, 61410, 63190, 69598, 83283, 94785, 104397, 107423, 138805, 145337, 166566, 173995, 189570, 208794, 214846, 277610, 290674, 322269, 347990, 416415, 436011, 521985, 537115, 644538, 726685, 832830, 872022, 1043970, 1074230, 1453370, 1611345, 2180055, 2470729, 3222690, 4360110, 4941458, 7412187, 12353645, 14824374, 24707290, 37060935, 74121870]

約数ペア:

[(1, 74121870), (2, 37060935), (3, 24707290), (5, 14824374), (6, 12353645), (10, 7412187), (15, 4941458), (17, 4360110), (23, 3222690), (30, 2470729), (34, 2180055), (46, 1611345), (51, 1453370), (69, 1074230), (71, 1043970), (85, 872022), (89, 832830), (102, 726685), (115, 644538), (138, 537115), (142, 521985), (170, 436011), (178, 416415), (213, 347990), (230, 322269), (255, 290674), (267, 277610), (345, 214846), (355, 208794), (391, 189570), (426, 173995), (445, 166566), (510, 145337), (534, 138805), (690, 107423), (710, 104397), (782, 94785), (890, 83283), (1065, 69598), (1173, 63190), (1207, 61410), (1335, 55522), (1513, 48990), (1633, 45390), (1955, 37914), (2047, 36210), (2130, 34799), (2346, 31595), (2414, 30705), (2670, 27761), (3026, 24495), (3266, 22695), (3621, 20470), (3910, 18957), (4094, 18105), (4539, 16330), (4899, 15130), (5865, 12638), (6035, 12282), (6141, 12070), (6319, 11730), (7242, 10235), (7565, 9798), (8165, 9078)]