15679400480

素因数分解:

$2^5\times 5^1\times {\mathrm{131}}^1\times {\mathrm{761}}^1\times {\mathrm{983}}^1$

素因数の和:1890

約数の個数: 96

約数和(自身を含む): 37412419968

約数和(自身を除く): 21733019488

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 131, 160, 262, 524, 655, 761, 983, 1048, 1310, 1522, 1966, 2096, 2620, 3044, 3805, 3932, 4192, 4915, 5240, 6088, 7610, 7864, 9830, 10480, 12176, 15220, 15728, 19660, 20960, 24352, 30440, 31456, 39320, 60880, 78640, 99691, 121760, 128773, 157280, 199382, 257546, 398764, 498455, 515092, 643865, 748063, 797528, 996910, 1030184, 1287730, 1496126, 1595056, 1993820, 2060368, 2575460, 2992252, 3190112, 3740315, 3987640, 4120736, 5150920, 5984504, 7480630, 7975280, 10301840, 11969008, 14961260, 15950560, 20603680, 23938016, 29922520, 59845040, 97996253, 119690080, 195992506, 391985012, 489981265, 783970024, 979962530, 1567940048, 1959925060, 3135880096, 3919850120, 7839700240, 15679400480]

約数ペア:

[(1, 15679400480), (2, 7839700240), (4, 3919850120), (5, 3135880096), (8, 1959925060), (10, 1567940048), (16, 979962530), (20, 783970024), (32, 489981265), (40, 391985012), (80, 195992506), (131, 119690080), (160, 97996253), (262, 59845040), (524, 29922520), (655, 23938016), (761, 20603680), (983, 15950560), (1048, 14961260), (1310, 11969008), (1522, 10301840), (1966, 7975280), (2096, 7480630), (2620, 5984504), (3044, 5150920), (3805, 4120736), (3932, 3987640), (4192, 3740315), (4915, 3190112), (5240, 2992252), (6088, 2575460), (7610, 2060368), (7864, 1993820), (9830, 1595056), (10480, 1496126), (12176, 1287730), (15220, 1030184), (15728, 996910), (19660, 797528), (20960, 748063), (24352, 643865), (30440, 515092), (31456, 498455), (39320, 398764), (60880, 257546), (78640, 199382), (99691, 157280), (121760, 128773)]