1391755680

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{138071}}^1$

素因数の和:138099

約数の個数: 144

約数和(自身を含む): 5427886464

約数和(自身を除く): 4036130784

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 168, 180, 210, 224, 240, 252, 280, 288, 315, 336, 360, 420, 480, 504, 560, 630, 672, 720, 840, 1008, 1120, 1260, 1440, 1680, 2016, 2520, 3360, 5040, 10080, 138071, 276142, 414213, 552284, 690355, 828426, 966497, 1104568, 1242639, 1380710, 1656852, 1932994, 2071065, 2209136, 2485278, 2761420, 2899491, 3313704, 3865988, 4142130, 4418272, 4832485, 4970556, 5522840, 5798982, 6213195, 6627408, 7731976, 8284260, 8698473, 9664970, 9941112, 11045680, 11597964, 12426390, 13254816, 14497455, 15463952, 16568520, 17396946, 19329940, 19882224, 22091360, 23195928, 24852780, 28994910, 30927904, 33137040, 34793892, 38659880, 39764448, 43492365, 46391856, 49705560, 57989820, 66274080, 69587784, 77319760, 86984730, 92783712, 99411120, 115979640, 139175568, 154639520, 173969460, 198822240, 231959280, 278351136, 347938920, 463918560, 695877840, 1391755680]

約数ペア:

[(1, 1391755680), (2, 695877840), (3, 463918560), (4, 347938920), (5, 278351136), (6, 231959280), (7, 198822240), (8, 173969460), (9, 154639520), (10, 139175568), (12, 115979640), (14, 99411120), (15, 92783712), (16, 86984730), (18, 77319760), (20, 69587784), (21, 66274080), (24, 57989820), (28, 49705560), (30, 46391856), (32, 43492365), (35, 39764448), (36, 38659880), (40, 34793892), (42, 33137040), (45, 30927904), (48, 28994910), (56, 24852780), (60, 23195928), (63, 22091360), (70, 19882224), (72, 19329940), (80, 17396946), (84, 16568520), (90, 15463952), (96, 14497455), (105, 13254816), (112, 12426390), (120, 11597964), (126, 11045680), (140, 9941112), (144, 9664970), (160, 8698473), (168, 8284260), (180, 7731976), (210, 6627408), (224, 6213195), (240, 5798982), (252, 5522840), (280, 4970556), (288, 4832485), (315, 4418272), (336, 4142130), (360, 3865988), (420, 3313704), (480, 2899491), (504, 2761420), (560, 2485278), (630, 2209136), (672, 2071065), (720, 1932994), (840, 1656852), (1008, 1380710), (1120, 1242639), (1260, 1104568), (1440, 966497), (1680, 828426), (2016, 690355), (2520, 552284), (3360, 414213), (5040, 276142), (10080, 138071)]