221557776

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{1031}}^1$

素因数の和:1101

約数の個数: 120

約数和(自身を含む): 646750272

約数和(自身を除く): 425192496

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 33, 37, 44, 48, 66, 74, 88, 111, 121, 132, 148, 176, 222, 242, 264, 296, 363, 407, 444, 484, 528, 592, 726, 814, 888, 968, 1031, 1221, 1452, 1628, 1776, 1936, 2062, 2442, 2904, 3093, 3256, 4124, 4477, 4884, 5808, 6186, 6512, 8248, 8954, 9768, 11341, 12372, 13431, 16496, 17908, 19536, 22682, 24744, 26862, 34023, 35816, 38147, 45364, 49488, 53724, 68046, 71632, 76294, 90728, 107448, 114441, 124751, 136092, 152588, 181456, 214896, 228882, 249502, 272184, 305176, 374253, 419617, 457764, 499004, 544368, 610352, 748506, 839234, 915528, 998008, 1258851, 1497012, 1678468, 1831056, 1996016, 2517702, 2994024, 3356936, 4615787, 5035404, 5988048, 6713872, 9231574, 10070808, 13847361, 18463148, 20141616, 27694722, 36926296, 55389444, 73852592, 110778888, 221557776]

約数ペア:

[(1, 221557776), (2, 110778888), (3, 73852592), (4, 55389444), (6, 36926296), (8, 27694722), (11, 20141616), (12, 18463148), (16, 13847361), (22, 10070808), (24, 9231574), (33, 6713872), (37, 5988048), (44, 5035404), (48, 4615787), (66, 3356936), (74, 2994024), (88, 2517702), (111, 1996016), (121, 1831056), (132, 1678468), (148, 1497012), (176, 1258851), (222, 998008), (242, 915528), (264, 839234), (296, 748506), (363, 610352), (407, 544368), (444, 499004), (484, 457764), (528, 419617), (592, 374253), (726, 305176), (814, 272184), (888, 249502), (968, 228882), (1031, 214896), (1221, 181456), (1452, 152588), (1628, 136092), (1776, 124751), (1936, 114441), (2062, 107448), (2442, 90728), (2904, 76294), (3093, 71632), (3256, 68046), (4124, 53724), (4477, 49488), (4884, 45364), (5808, 38147), (6186, 35816), (6512, 34023), (8248, 26862), (8954, 24744), (9768, 22682), (11341, 19536), (12372, 17908), (13431, 16496)]