1721127840

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{43201}}^1$

素因数の和:43302

約数の個数: 96

約数和(自身を含む): 5486999616

約数和(自身を除く): 3765871776

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 83, 96, 120, 160, 166, 240, 249, 332, 415, 480, 498, 664, 830, 996, 1245, 1328, 1660, 1992, 2490, 2656, 3320, 3984, 4980, 6640, 7968, 9960, 13280, 19920, 39840, 43201, 86402, 129603, 172804, 216005, 259206, 345608, 432010, 518412, 648015, 691216, 864020, 1036824, 1296030, 1382432, 1728040, 2073648, 2592060, 3456080, 3585683, 4147296, 5184120, 6912160, 7171366, 10368240, 10757049, 14342732, 17928415, 20736480, 21514098, 28685464, 35856830, 43028196, 53785245, 57370928, 71713660, 86056392, 107570490, 114741856, 143427320, 172112784, 215140980, 286854640, 344225568, 430281960, 573709280, 860563920, 1721127840]

約数ペア:

[(1, 1721127840), (2, 860563920), (3, 573709280), (4, 430281960), (5, 344225568), (6, 286854640), (8, 215140980), (10, 172112784), (12, 143427320), (15, 114741856), (16, 107570490), (20, 86056392), (24, 71713660), (30, 57370928), (32, 53785245), (40, 43028196), (48, 35856830), (60, 28685464), (80, 21514098), (83, 20736480), (96, 17928415), (120, 14342732), (160, 10757049), (166, 10368240), (240, 7171366), (249, 6912160), (332, 5184120), (415, 4147296), (480, 3585683), (498, 3456080), (664, 2592060), (830, 2073648), (996, 1728040), (1245, 1382432), (1328, 1296030), (1660, 1036824), (1992, 864020), (2490, 691216), (2656, 648015), (3320, 518412), (3984, 432010), (4980, 345608), (6640, 259206), (7968, 216005), (9960, 172804), (13280, 129603), (19920, 86402), (39840, 43201)]