18101600

素因数分解:

$2^5\times 5^2\times {\mathrm{11}}^3\times {\mathrm{17}}^1$

素因数の和:70

約数の個数: 144

約数和(自身を含む): 51465456

約数和(自身を除く): 33363856

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 20, 22, 25, 32, 34, 40, 44, 50, 55, 68, 80, 85, 88, 100, 110, 121, 136, 160, 170, 176, 187, 200, 220, 242, 272, 275, 340, 352, 374, 400, 425, 440, 484, 544, 550, 605, 680, 748, 800, 850, 880, 935, 968, 1100, 1210, 1331, 1360, 1496, 1700, 1760, 1870, 1936, 2057, 2200, 2420, 2662, 2720, 2992, 3025, 3400, 3740, 3872, 4114, 4400, 4675, 4840, 5324, 5984, 6050, 6655, 6800, 7480, 8228, 8800, 9350, 9680, 10285, 10648, 12100, 13310, 13600, 14960, 16456, 18700, 19360, 20570, 21296, 22627, 24200, 26620, 29920, 32912, 33275, 37400, 41140, 42592, 45254, 48400, 51425, 53240, 65824, 66550, 74800, 82280, 90508, 96800, 102850, 106480, 113135, 133100, 149600, 164560, 181016, 205700, 212960, 226270, 266200, 329120, 362032, 411400, 452540, 532400, 565675, 724064, 822800, 905080, 1064800, 1131350, 1645600, 1810160, 2262700, 3620320, 4525400, 9050800, 18101600]

約数ペア:

[(1, 18101600), (2, 9050800), (4, 4525400), (5, 3620320), (8, 2262700), (10, 1810160), (11, 1645600), (16, 1131350), (17, 1064800), (20, 905080), (22, 822800), (25, 724064), (32, 565675), (34, 532400), (40, 452540), (44, 411400), (50, 362032), (55, 329120), (68, 266200), (80, 226270), (85, 212960), (88, 205700), (100, 181016), (110, 164560), (121, 149600), (136, 133100), (160, 113135), (170, 106480), (176, 102850), (187, 96800), (200, 90508), (220, 82280), (242, 74800), (272, 66550), (275, 65824), (340, 53240), (352, 51425), (374, 48400), (400, 45254), (425, 42592), (440, 41140), (484, 37400), (544, 33275), (550, 32912), (605, 29920), (680, 26620), (748, 24200), (800, 22627), (850, 21296), (880, 20570), (935, 19360), (968, 18700), (1100, 16456), (1210, 14960), (1331, 13600), (1360, 13310), (1496, 12100), (1700, 10648), (1760, 10285), (1870, 9680), (1936, 9350), (2057, 8800), (2200, 8228), (2420, 7480), (2662, 6800), (2720, 6655), (2992, 6050), (3025, 5984), (3400, 5324), (3740, 4840), (3872, 4675), (4114, 4400)]