646964462160

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{28985863}}^1$

素因数の和:28985913

約数の個数: 120

約数和(自身を含む): 2242810212864

約数和(自身を除く): 1595845750704

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 36, 40, 45, 48, 60, 62, 72, 80, 90, 93, 120, 124, 144, 155, 180, 186, 240, 248, 279, 310, 360, 372, 465, 496, 558, 620, 720, 744, 930, 1116, 1240, 1395, 1488, 1860, 2232, 2480, 2790, 3720, 4464, 5580, 7440, 11160, 22320, 28985863, 57971726, 86957589, 115943452, 144929315, 173915178, 231886904, 260872767, 289858630, 347830356, 434787945, 463773808, 521745534, 579717260, 695660712, 869575890, 898561753, 1043491068, 1159434520, 1304363835, 1391321424, 1739151780, 1797123506, 2086982136, 2318869040, 2608727670, 2695685259, 3478303560, 3594247012, 4173964272, 4492808765, 5217455340, 5391370518, 6956607120, 7188494024, 8087055777, 8985617530, 10434910680, 10782741036, 13478426295, 14376988048, 16174111554, 17971235060, 20869821360, 21565482072, 26956852590, 32348223108, 35942470120, 40435278885, 43130964144, 53913705180, 64696446216, 71884940240, 80870557770, 107827410360, 129392892432, 161741115540, 215654820720, 323482231080, 646964462160]

約数ペア:

[(1, 646964462160), (2, 323482231080), (3, 215654820720), (4, 161741115540), (5, 129392892432), (6, 107827410360), (8, 80870557770), (9, 71884940240), (10, 64696446216), (12, 53913705180), (15, 43130964144), (16, 40435278885), (18, 35942470120), (20, 32348223108), (24, 26956852590), (30, 21565482072), (31, 20869821360), (36, 17971235060), (40, 16174111554), (45, 14376988048), (48, 13478426295), (60, 10782741036), (62, 10434910680), (72, 8985617530), (80, 8087055777), (90, 7188494024), (93, 6956607120), (120, 5391370518), (124, 5217455340), (144, 4492808765), (155, 4173964272), (180, 3594247012), (186, 3478303560), (240, 2695685259), (248, 2608727670), (279, 2318869040), (310, 2086982136), (360, 1797123506), (372, 1739151780), (465, 1391321424), (496, 1304363835), (558, 1159434520), (620, 1043491068), (720, 898561753), (744, 869575890), (930, 695660712), (1116, 579717260), (1240, 521745534), (1395, 463773808), (1488, 434787945), (1860, 347830356), (2232, 289858630), (2480, 260872767), (2790, 231886904), (3720, 173915178), (4464, 144929315), (5580, 115943452), (7440, 86957589), (11160, 57971726), (22320, 28985863)]