31477320

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{12491}}^1$

素因数の和:12515

約数の個数: 96

約数和(自身を含む): 116925120

約数和(自身を除く): 85447800

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 120, 126, 140, 168, 180, 210, 252, 280, 315, 360, 420, 504, 630, 840, 1260, 2520, 12491, 24982, 37473, 49964, 62455, 74946, 87437, 99928, 112419, 124910, 149892, 174874, 187365, 224838, 249820, 262311, 299784, 349748, 374730, 437185, 449676, 499640, 524622, 562095, 699496, 749460, 786933, 874370, 899352, 1049244, 1124190, 1311555, 1498920, 1573866, 1748740, 2098488, 2248380, 2623110, 3147732, 3497480, 3934665, 4496760, 5246220, 6295464, 7869330, 10492440, 15738660, 31477320]

約数ペア:

[(1, 31477320), (2, 15738660), (3, 10492440), (4, 7869330), (5, 6295464), (6, 5246220), (7, 4496760), (8, 3934665), (9, 3497480), (10, 3147732), (12, 2623110), (14, 2248380), (15, 2098488), (18, 1748740), (20, 1573866), (21, 1498920), (24, 1311555), (28, 1124190), (30, 1049244), (35, 899352), (36, 874370), (40, 786933), (42, 749460), (45, 699496), (56, 562095), (60, 524622), (63, 499640), (70, 449676), (72, 437185), (84, 374730), (90, 349748), (105, 299784), (120, 262311), (126, 249820), (140, 224838), (168, 187365), (180, 174874), (210, 149892), (252, 124910), (280, 112419), (315, 99928), (360, 87437), (420, 74946), (504, 62455), (630, 49964), (840, 37473), (1260, 24982), (2520, 12491)]