74189440

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{241}}^1$

素因数の和:310

約数の個数: 128

約数和(自身を含む): 196978320

約数和(自身を除く): 122788880

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 37, 40, 52, 64, 65, 74, 80, 104, 128, 130, 148, 160, 185, 208, 241, 260, 296, 320, 370, 416, 481, 482, 520, 592, 640, 740, 832, 962, 964, 1040, 1184, 1205, 1480, 1664, 1924, 1928, 2080, 2368, 2405, 2410, 2960, 3133, 3848, 3856, 4160, 4736, 4810, 4820, 5920, 6266, 7696, 7712, 8320, 8917, 9620, 9640, 11840, 12532, 15392, 15424, 15665, 17834, 19240, 19280, 23680, 25064, 30784, 30848, 31330, 35668, 38480, 38560, 44585, 50128, 61568, 62660, 71336, 76960, 77120, 89170, 100256, 115921, 125320, 142672, 153920, 154240, 178340, 200512, 231842, 250640, 285344, 307840, 356680, 401024, 463684, 501280, 570688, 579605, 713360, 927368, 1002560, 1141376, 1159210, 1426720, 1854736, 2005120, 2318420, 2853440, 3709472, 4636840, 5706880, 7418944, 9273680, 14837888, 18547360, 37094720, 74189440]

約数ペア:

[(1, 74189440), (2, 37094720), (4, 18547360), (5, 14837888), (8, 9273680), (10, 7418944), (13, 5706880), (16, 4636840), (20, 3709472), (26, 2853440), (32, 2318420), (37, 2005120), (40, 1854736), (52, 1426720), (64, 1159210), (65, 1141376), (74, 1002560), (80, 927368), (104, 713360), (128, 579605), (130, 570688), (148, 501280), (160, 463684), (185, 401024), (208, 356680), (241, 307840), (260, 285344), (296, 250640), (320, 231842), (370, 200512), (416, 178340), (481, 154240), (482, 153920), (520, 142672), (592, 125320), (640, 115921), (740, 100256), (832, 89170), (962, 77120), (964, 76960), (1040, 71336), (1184, 62660), (1205, 61568), (1480, 50128), (1664, 44585), (1924, 38560), (1928, 38480), (2080, 35668), (2368, 31330), (2405, 30848), (2410, 30784), (2960, 25064), (3133, 23680), (3848, 19280), (3856, 19240), (4160, 17834), (4736, 15665), (4810, 15424), (4820, 15392), (5920, 12532), (6266, 11840), (7696, 9640), (7712, 9620), (8320, 8917)]