309482940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{1327}}^1$

素因数の和:1388

約数の個数: 144

約数和(自身を含む): 979872768

約数和(自身を除く): 670389828

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 23, 26, 30, 39, 46, 52, 60, 65, 69, 78, 92, 115, 130, 138, 156, 169, 195, 230, 260, 276, 299, 338, 345, 390, 460, 507, 598, 676, 690, 780, 845, 897, 1014, 1196, 1327, 1380, 1495, 1690, 1794, 2028, 2535, 2654, 2990, 3380, 3588, 3887, 3981, 4485, 5070, 5308, 5980, 6635, 7774, 7962, 8970, 10140, 11661, 13270, 15548, 15924, 17251, 17940, 19435, 19905, 23322, 26540, 30521, 34502, 38870, 39810, 46644, 51753, 58305, 61042, 69004, 77740, 79620, 86255, 91563, 103506, 116610, 122084, 152605, 172510, 183126, 207012, 224263, 233220, 258765, 305210, 345020, 366252, 396773, 448526, 457815, 517530, 610420, 672789, 793546, 897052, 915630, 1035060, 1121315, 1190319, 1345578, 1587092, 1831260, 1983865, 2242630, 2380638, 2691156, 3363945, 3967730, 4485260, 4761276, 5158049, 5951595, 6727890, 7935460, 10316098, 11903190, 13455780, 15474147, 20632196, 23806380, 25790245, 30948294, 51580490, 61896588, 77370735, 103160980, 154741470, 309482940]

約数ペア:

[(1, 309482940), (2, 154741470), (3, 103160980), (4, 77370735), (5, 61896588), (6, 51580490), (10, 30948294), (12, 25790245), (13, 23806380), (15, 20632196), (20, 15474147), (23, 13455780), (26, 11903190), (30, 10316098), (39, 7935460), (46, 6727890), (52, 5951595), (60, 5158049), (65, 4761276), (69, 4485260), (78, 3967730), (92, 3363945), (115, 2691156), (130, 2380638), (138, 2242630), (156, 1983865), (169, 1831260), (195, 1587092), (230, 1345578), (260, 1190319), (276, 1121315), (299, 1035060), (338, 915630), (345, 897052), (390, 793546), (460, 672789), (507, 610420), (598, 517530), (676, 457815), (690, 448526), (780, 396773), (845, 366252), (897, 345020), (1014, 305210), (1196, 258765), (1327, 233220), (1380, 224263), (1495, 207012), (1690, 183126), (1794, 172510), (2028, 152605), (2535, 122084), (2654, 116610), (2990, 103506), (3380, 91563), (3588, 86255), (3887, 79620), (3981, 77740), (4485, 69004), (5070, 61042), (5308, 58305), (5980, 51753), (6635, 46644), (7774, 39810), (7962, 38870), (8970, 34502), (10140, 30521), (11661, 26540), (13270, 23322), (15548, 19905), (15924, 19435), (17251, 17940)]