291287160

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{607}}^1$

素因数の和:698

約数の個数: 192

約数和(自身を含む): 1001594880

約数和(自身を除く): 710307720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 31, 36, 40, 43, 45, 60, 62, 72, 86, 90, 93, 120, 124, 129, 155, 172, 180, 186, 215, 248, 258, 279, 310, 344, 360, 372, 387, 430, 465, 516, 558, 607, 620, 645, 744, 774, 860, 930, 1032, 1116, 1214, 1240, 1290, 1333, 1395, 1548, 1720, 1821, 1860, 1935, 2232, 2428, 2580, 2666, 2790, 3035, 3096, 3642, 3720, 3870, 3999, 4856, 5160, 5332, 5463, 5580, 6070, 6665, 7284, 7740, 7998, 9105, 10664, 10926, 11160, 11997, 12140, 13330, 14568, 15480, 15996, 18210, 18817, 19995, 21852, 23994, 24280, 26101, 26660, 27315, 31992, 36420, 37634, 39990, 43704, 47988, 52202, 53320, 54630, 56451, 59985, 72840, 75268, 78303, 79980, 94085, 95976, 104404, 109260, 112902, 119970, 130505, 150536, 156606, 159960, 169353, 188170, 208808, 218520, 225804, 234909, 239940, 261010, 282255, 313212, 338706, 376340, 391515, 451608, 469818, 479880, 522020, 564510, 626424, 677412, 752680, 783030, 809131, 846765, 939636, 1044040, 1129020, 1174545, 1354824, 1566060, 1618262, 1693530, 1879272, 2258040, 2349090, 2427393, 3132120, 3236524, 3387060, 4045655, 4698180, 4854786, 6473048, 6774120, 7282179, 8091310, 9396360, 9709572, 12136965, 14564358, 16182620, 19419144, 24273930, 29128716, 32365240, 36410895, 48547860, 58257432, 72821790, 97095720, 145643580, 291287160]

約数ペア:

[(1, 291287160), (2, 145643580), (3, 97095720), (4, 72821790), (5, 58257432), (6, 48547860), (8, 36410895), (9, 32365240), (10, 29128716), (12, 24273930), (15, 19419144), (18, 16182620), (20, 14564358), (24, 12136965), (30, 9709572), (31, 9396360), (36, 8091310), (40, 7282179), (43, 6774120), (45, 6473048), (60, 4854786), (62, 4698180), (72, 4045655), (86, 3387060), (90, 3236524), (93, 3132120), (120, 2427393), (124, 2349090), (129, 2258040), (155, 1879272), (172, 1693530), (180, 1618262), (186, 1566060), (215, 1354824), (248, 1174545), (258, 1129020), (279, 1044040), (310, 939636), (344, 846765), (360, 809131), (372, 783030), (387, 752680), (430, 677412), (465, 626424), (516, 564510), (558, 522020), (607, 479880), (620, 469818), (645, 451608), (744, 391515), (774, 376340), (860, 338706), (930, 313212), (1032, 282255), (1116, 261010), (1214, 239940), (1240, 234909), (1290, 225804), (1333, 218520), (1395, 208808), (1548, 188170), (1720, 169353), (1821, 159960), (1860, 156606), (1935, 150536), (2232, 130505), (2428, 119970), (2580, 112902), (2666, 109260), (2790, 104404), (3035, 95976), (3096, 94085), (3642, 79980), (3720, 78303), (3870, 75268), (3999, 72840), (4856, 59985), (5160, 56451), (5332, 54630), (5463, 53320), (5580, 52202), (6070, 47988), (6665, 43704), (7284, 39990), (7740, 37634), (7998, 36420), (9105, 31992), (10664, 27315), (10926, 26660), (11160, 26101), (11997, 24280), (12140, 23994), (13330, 21852), (14568, 19995), (15480, 18817), (15996, 18210)]