128888730

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{1381}}^1$

素因数の和:1472

約数の個数: 96

約数和(自身を含む): 360901008

約数和(自身を除く): 232012278

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 17, 18, 30, 34, 45, 51, 61, 85, 90, 102, 122, 153, 170, 183, 255, 305, 306, 366, 510, 549, 610, 765, 915, 1037, 1098, 1381, 1530, 1830, 2074, 2745, 2762, 3111, 4143, 5185, 5490, 6222, 6905, 8286, 9333, 10370, 12429, 13810, 15555, 18666, 20715, 23477, 24858, 31110, 41430, 46665, 46954, 62145, 70431, 84241, 93330, 117385, 124290, 140862, 168482, 211293, 234770, 252723, 352155, 421205, 422586, 505446, 704310, 758169, 842410, 1056465, 1263615, 1432097, 1516338, 2112930, 2527230, 2864194, 3790845, 4296291, 7160485, 7581690, 8592582, 12888873, 14320970, 21481455, 25777746, 42962910, 64444365, 128888730]

約数ペア:

[(1, 128888730), (2, 64444365), (3, 42962910), (5, 25777746), (6, 21481455), (9, 14320970), (10, 12888873), (15, 8592582), (17, 7581690), (18, 7160485), (30, 4296291), (34, 3790845), (45, 2864194), (51, 2527230), (61, 2112930), (85, 1516338), (90, 1432097), (102, 1263615), (122, 1056465), (153, 842410), (170, 758169), (183, 704310), (255, 505446), (305, 422586), (306, 421205), (366, 352155), (510, 252723), (549, 234770), (610, 211293), (765, 168482), (915, 140862), (1037, 124290), (1098, 117385), (1381, 93330), (1530, 84241), (1830, 70431), (2074, 62145), (2745, 46954), (2762, 46665), (3111, 41430), (4143, 31110), (5185, 24858), (5490, 23477), (6222, 20715), (6905, 18666), (8286, 15555), (9333, 13810), (10370, 12429)]