156978594520

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{359}}^1\times {\mathrm{13997}}^1$

素因数の和:14449

約数の個数: 128

約数和(自身を含む): 391854412800

約数和(自身を除く): 234875818280

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 71, 88, 110, 142, 220, 284, 355, 359, 440, 568, 710, 718, 781, 1420, 1436, 1562, 1795, 2840, 2872, 3124, 3590, 3905, 3949, 6248, 7180, 7810, 7898, 13997, 14360, 15620, 15796, 19745, 25489, 27994, 31240, 31592, 39490, 50978, 55988, 69985, 78980, 101956, 111976, 127445, 139970, 153967, 157960, 203912, 254890, 279940, 280379, 307934, 509780, 559880, 560758, 615868, 769835, 993787, 1019560, 1121516, 1231736, 1401895, 1539670, 1987574, 2243032, 2803790, 3079340, 3975148, 4968935, 5024923, 5607580, 6158680, 7950296, 9937870, 10049846, 10931657, 11215160, 19875740, 20099692, 21863314, 25124615, 39751480, 40199384, 43726628, 50249230, 54658285, 55274153, 87453256, 100498460, 109316570, 110548306, 200996920, 218633140, 221096612, 276370765, 356769533, 437266280, 442193224, 552741530, 713539066, 1105483060, 1427078132, 1783847665, 2210966120, 2854156264, 3567695330, 3924464863, 7135390660, 7848929726, 14270781320, 15697859452, 19622324315, 31395718904, 39244648630, 78489297260, 156978594520]

約数ペア:

[(1, 156978594520), (2, 78489297260), (4, 39244648630), (5, 31395718904), (8, 19622324315), (10, 15697859452), (11, 14270781320), (20, 7848929726), (22, 7135390660), (40, 3924464863), (44, 3567695330), (55, 2854156264), (71, 2210966120), (88, 1783847665), (110, 1427078132), (142, 1105483060), (220, 713539066), (284, 552741530), (355, 442193224), (359, 437266280), (440, 356769533), (568, 276370765), (710, 221096612), (718, 218633140), (781, 200996920), (1420, 110548306), (1436, 109316570), (1562, 100498460), (1795, 87453256), (2840, 55274153), (2872, 54658285), (3124, 50249230), (3590, 43726628), (3905, 40199384), (3949, 39751480), (6248, 25124615), (7180, 21863314), (7810, 20099692), (7898, 19875740), (13997, 11215160), (14360, 10931657), (15620, 10049846), (15796, 9937870), (19745, 7950296), (25489, 6158680), (27994, 5607580), (31240, 5024923), (31592, 4968935), (39490, 3975148), (50978, 3079340), (55988, 2803790), (69985, 2243032), (78980, 1987574), (101956, 1539670), (111976, 1401895), (127445, 1231736), (139970, 1121516), (153967, 1019560), (157960, 993787), (203912, 769835), (254890, 615868), (279940, 560758), (280379, 559880), (307934, 509780)]