279891300

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{1669}}^1$

素因数の和:1742

約数の個数: 144

約数和(自身を含む): 892928960

約数和(自身を除く): 613037660

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 25, 26, 30, 39, 43, 50, 52, 60, 65, 75, 78, 86, 100, 129, 130, 150, 156, 172, 195, 215, 258, 260, 300, 325, 390, 430, 516, 559, 645, 650, 780, 860, 975, 1075, 1118, 1290, 1300, 1669, 1677, 1950, 2150, 2236, 2580, 2795, 3225, 3338, 3354, 3900, 4300, 5007, 5590, 6450, 6676, 6708, 8345, 8385, 10014, 11180, 12900, 13975, 16690, 16770, 20028, 21697, 25035, 27950, 33380, 33540, 41725, 41925, 43394, 50070, 55900, 65091, 71767, 83450, 83850, 86788, 100140, 108485, 125175, 130182, 143534, 166900, 167700, 215301, 216970, 250350, 260364, 287068, 325455, 358835, 430602, 433940, 500700, 542425, 650910, 717670, 861204, 932971, 1076505, 1084850, 1301820, 1435340, 1627275, 1794175, 1865942, 2153010, 2169700, 2798913, 3254550, 3588350, 3731884, 4306020, 4664855, 5382525, 5597826, 6509100, 7176700, 9329710, 10765050, 11195652, 13994565, 18659420, 21530100, 23324275, 27989130, 46648550, 55978260, 69972825, 93297100, 139945650, 279891300]

約数ペア:

[(1, 279891300), (2, 139945650), (3, 93297100), (4, 69972825), (5, 55978260), (6, 46648550), (10, 27989130), (12, 23324275), (13, 21530100), (15, 18659420), (20, 13994565), (25, 11195652), (26, 10765050), (30, 9329710), (39, 7176700), (43, 6509100), (50, 5597826), (52, 5382525), (60, 4664855), (65, 4306020), (75, 3731884), (78, 3588350), (86, 3254550), (100, 2798913), (129, 2169700), (130, 2153010), (150, 1865942), (156, 1794175), (172, 1627275), (195, 1435340), (215, 1301820), (258, 1084850), (260, 1076505), (300, 932971), (325, 861204), (390, 717670), (430, 650910), (516, 542425), (559, 500700), (645, 433940), (650, 430602), (780, 358835), (860, 325455), (975, 287068), (1075, 260364), (1118, 250350), (1290, 216970), (1300, 215301), (1669, 167700), (1677, 166900), (1950, 143534), (2150, 130182), (2236, 125175), (2580, 108485), (2795, 100140), (3225, 86788), (3338, 83850), (3354, 83450), (3900, 71767), (4300, 65091), (5007, 55900), (5590, 50070), (6450, 43394), (6676, 41925), (6708, 41725), (8345, 33540), (8385, 33380), (10014, 27950), (11180, 25035), (12900, 21697), (13975, 20028), (16690, 16770)]