1320820222140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{10291571}}^1$

素因数の和:10291640

約数の個数: 144

約数和(自身を含む): 4315544303616

約数和(自身を除く): 2994724081476

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 31, 36, 45, 46, 60, 62, 69, 90, 92, 93, 115, 124, 138, 155, 180, 186, 207, 230, 276, 279, 310, 345, 372, 414, 460, 465, 558, 620, 690, 713, 828, 930, 1035, 1116, 1380, 1395, 1426, 1860, 2070, 2139, 2790, 2852, 3565, 4140, 4278, 5580, 6417, 7130, 8556, 10695, 12834, 14260, 21390, 25668, 32085, 42780, 64170, 128340, 10291571, 20583142, 30874713, 41166284, 51457855, 61749426, 92624139, 102915710, 123498852, 154373565, 185248278, 205831420, 236706133, 308747130, 319038701, 370496556, 463120695, 473412266, 617494260, 638077402, 710118399, 926241390, 946824532, 957116103, 1183530665, 1276154804, 1420236798, 1595193505, 1852482780, 1914232206, 2130355197, 2367061330, 2840473596, 2871348309, 3190387010, 3550591995, 3828464412, 4260710394, 4734122660, 4785580515, 5742696618, 6380774020, 7101183990, 7337890123, 8521420788, 9571161030, 10651775985, 11485393236, 14202367980, 14356741545, 14675780246, 19142322060, 21303551970, 22013670369, 28713483090, 29351560492, 36689450615, 42607103940, 44027340738, 57426966180, 66041011107, 73378901230, 88054681476, 110068351845, 132082022214, 146757802460, 220136703690, 264164044428, 330205055535, 440273407380, 660410111070, 1320820222140]

約数ペア:

[(1, 1320820222140), (2, 660410111070), (3, 440273407380), (4, 330205055535), (5, 264164044428), (6, 220136703690), (9, 146757802460), (10, 132082022214), (12, 110068351845), (15, 88054681476), (18, 73378901230), (20, 66041011107), (23, 57426966180), (30, 44027340738), (31, 42607103940), (36, 36689450615), (45, 29351560492), (46, 28713483090), (60, 22013670369), (62, 21303551970), (69, 19142322060), (90, 14675780246), (92, 14356741545), (93, 14202367980), (115, 11485393236), (124, 10651775985), (138, 9571161030), (155, 8521420788), (180, 7337890123), (186, 7101183990), (207, 6380774020), (230, 5742696618), (276, 4785580515), (279, 4734122660), (310, 4260710394), (345, 3828464412), (372, 3550591995), (414, 3190387010), (460, 2871348309), (465, 2840473596), (558, 2367061330), (620, 2130355197), (690, 1914232206), (713, 1852482780), (828, 1595193505), (930, 1420236798), (1035, 1276154804), (1116, 1183530665), (1380, 957116103), (1395, 946824532), (1426, 926241390), (1860, 710118399), (2070, 638077402), (2139, 617494260), (2790, 473412266), (2852, 463120695), (3565, 370496556), (4140, 319038701), (4278, 308747130), (5580, 236706133), (6417, 205831420), (7130, 185248278), (8556, 154373565), (10695, 123498852), (12834, 102915710), (14260, 92624139), (21390, 61749426), (25668, 51457855), (32085, 41166284), (42780, 30874713), (64170, 20583142), (128340, 10291571)]