185977540

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{223}}^1$

素因数の和:306

約数の個数: 144

約数和(自身を含む): 489065472

約数和(自身を除く): 303087932

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 37, 46, 49, 70, 74, 92, 98, 115, 140, 148, 161, 185, 196, 223, 230, 245, 259, 322, 370, 446, 460, 490, 518, 644, 740, 805, 851, 892, 980, 1036, 1115, 1127, 1295, 1561, 1610, 1702, 1813, 2230, 2254, 2590, 3122, 3220, 3404, 3626, 4255, 4460, 4508, 5129, 5180, 5635, 5957, 6244, 7252, 7805, 8251, 8510, 9065, 10258, 10927, 11270, 11914, 15610, 16502, 17020, 18130, 20516, 21854, 22540, 23828, 25645, 29785, 31220, 33004, 35903, 36260, 41255, 41699, 43708, 51290, 54635, 57757, 59570, 71806, 82510, 83398, 102580, 109270, 115514, 119140, 143612, 165020, 166796, 179515, 189773, 208495, 218540, 231028, 251321, 288785, 359030, 379546, 404299, 416990, 502642, 577570, 718060, 759092, 808598, 833980, 948865, 1005284, 1155140, 1256605, 1328411, 1617196, 1897730, 2021495, 2513210, 2656822, 3795460, 4042990, 5026420, 5313644, 6642055, 8085980, 9298877, 13284110, 18597754, 26568220, 37195508, 46494385, 92988770, 185977540]

約数ペア:

[(1, 185977540), (2, 92988770), (4, 46494385), (5, 37195508), (7, 26568220), (10, 18597754), (14, 13284110), (20, 9298877), (23, 8085980), (28, 6642055), (35, 5313644), (37, 5026420), (46, 4042990), (49, 3795460), (70, 2656822), (74, 2513210), (92, 2021495), (98, 1897730), (115, 1617196), (140, 1328411), (148, 1256605), (161, 1155140), (185, 1005284), (196, 948865), (223, 833980), (230, 808598), (245, 759092), (259, 718060), (322, 577570), (370, 502642), (446, 416990), (460, 404299), (490, 379546), (518, 359030), (644, 288785), (740, 251321), (805, 231028), (851, 218540), (892, 208495), (980, 189773), (1036, 179515), (1115, 166796), (1127, 165020), (1295, 143612), (1561, 119140), (1610, 115514), (1702, 109270), (1813, 102580), (2230, 83398), (2254, 82510), (2590, 71806), (3122, 59570), (3220, 57757), (3404, 54635), (3626, 51290), (4255, 43708), (4460, 41699), (4508, 41255), (5129, 36260), (5180, 35903), (5635, 33004), (5957, 31220), (6244, 29785), (7252, 25645), (7805, 23828), (8251, 22540), (8510, 21854), (9065, 20516), (10258, 18130), (10927, 17020), (11270, 16502), (11914, 15610)]