79734420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{367}}^1$

素因数の和:470

約数の個数: 144

約数和(自身を含む): 260402688

約数和(自身を除く): 180668268

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 51, 60, 68, 71, 85, 90, 102, 142, 153, 170, 180, 204, 213, 255, 284, 306, 340, 355, 367, 426, 510, 612, 639, 710, 734, 765, 852, 1020, 1065, 1101, 1207, 1278, 1420, 1468, 1530, 1835, 2130, 2202, 2414, 2556, 3060, 3195, 3303, 3621, 3670, 4260, 4404, 4828, 5505, 6035, 6239, 6390, 6606, 7242, 7340, 10863, 11010, 12070, 12478, 12780, 13212, 14484, 16515, 18105, 18717, 21726, 22020, 24140, 24956, 26057, 31195, 33030, 36210, 37434, 43452, 52114, 54315, 56151, 62390, 66060, 72420, 74868, 78171, 93585, 104228, 108630, 112302, 124780, 130285, 156342, 187170, 217260, 224604, 234513, 260570, 280755, 312684, 374340, 390855, 442969, 469026, 521140, 561510, 781710, 885938, 938052, 1123020, 1172565, 1328907, 1563420, 1771876, 2214845, 2345130, 2657814, 3986721, 4429690, 4690260, 5315628, 6644535, 7973442, 8859380, 13289070, 15946884, 19933605, 26578140, 39867210, 79734420]

約数ペア:

[(1, 79734420), (2, 39867210), (3, 26578140), (4, 19933605), (5, 15946884), (6, 13289070), (9, 8859380), (10, 7973442), (12, 6644535), (15, 5315628), (17, 4690260), (18, 4429690), (20, 3986721), (30, 2657814), (34, 2345130), (36, 2214845), (45, 1771876), (51, 1563420), (60, 1328907), (68, 1172565), (71, 1123020), (85, 938052), (90, 885938), (102, 781710), (142, 561510), (153, 521140), (170, 469026), (180, 442969), (204, 390855), (213, 374340), (255, 312684), (284, 280755), (306, 260570), (340, 234513), (355, 224604), (367, 217260), (426, 187170), (510, 156342), (612, 130285), (639, 124780), (710, 112302), (734, 108630), (765, 104228), (852, 93585), (1020, 78171), (1065, 74868), (1101, 72420), (1207, 66060), (1278, 62390), (1420, 56151), (1468, 54315), (1530, 52114), (1835, 43452), (2130, 37434), (2202, 36210), (2414, 33030), (2556, 31195), (3060, 26057), (3195, 24956), (3303, 24140), (3621, 22020), (3670, 21726), (4260, 18717), (4404, 18105), (4828, 16515), (5505, 14484), (6035, 13212), (6239, 12780), (6390, 12478), (6606, 12070), (7242, 11010), (7340, 10863)]