70688100

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{821}}^1$

素因数の和:886

約数の個数: 144

約数和(自身を含む): 239734656

約数和(自身を除く): 169046556

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 41, 42, 50, 60, 70, 75, 82, 84, 100, 105, 123, 140, 150, 164, 175, 205, 210, 246, 287, 300, 350, 410, 420, 492, 525, 574, 615, 700, 820, 821, 861, 1025, 1050, 1148, 1230, 1435, 1642, 1722, 2050, 2100, 2460, 2463, 2870, 3075, 3284, 3444, 4100, 4105, 4305, 4926, 5740, 5747, 6150, 7175, 8210, 8610, 9852, 11494, 12300, 12315, 14350, 16420, 17220, 17241, 20525, 21525, 22988, 24630, 28700, 28735, 33661, 34482, 41050, 43050, 49260, 57470, 61575, 67322, 68964, 82100, 86100, 86205, 100983, 114940, 123150, 134644, 143675, 168305, 172410, 201966, 235627, 246300, 287350, 336610, 344820, 403932, 431025, 471254, 504915, 574700, 673220, 706881, 841525, 862050, 942508, 1009830, 1178135, 1413762, 1683050, 1724100, 2019660, 2356270, 2524575, 2827524, 3366100, 3534405, 4712540, 5049150, 5890675, 7068810, 10098300, 11781350, 14137620, 17672025, 23562700, 35344050, 70688100]

約数ペア:

[(1, 70688100), (2, 35344050), (3, 23562700), (4, 17672025), (5, 14137620), (6, 11781350), (7, 10098300), (10, 7068810), (12, 5890675), (14, 5049150), (15, 4712540), (20, 3534405), (21, 3366100), (25, 2827524), (28, 2524575), (30, 2356270), (35, 2019660), (41, 1724100), (42, 1683050), (50, 1413762), (60, 1178135), (70, 1009830), (75, 942508), (82, 862050), (84, 841525), (100, 706881), (105, 673220), (123, 574700), (140, 504915), (150, 471254), (164, 431025), (175, 403932), (205, 344820), (210, 336610), (246, 287350), (287, 246300), (300, 235627), (350, 201966), (410, 172410), (420, 168305), (492, 143675), (525, 134644), (574, 123150), (615, 114940), (700, 100983), (820, 86205), (821, 86100), (861, 82100), (1025, 68964), (1050, 67322), (1148, 61575), (1230, 57470), (1435, 49260), (1642, 43050), (1722, 41050), (2050, 34482), (2100, 33661), (2460, 28735), (2463, 28700), (2870, 24630), (3075, 22988), (3284, 21525), (3444, 20525), (4100, 17241), (4105, 17220), (4305, 16420), (4926, 14350), (5740, 12315), (5747, 12300), (6150, 11494), (7175, 9852), (8210, 8610)]