72470864

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{379}}^1$

素因数の和:460

約数の個数: 80

約数和(自身を含む): 161150400

約数和(自身を除く): 88679536

約数列:

[1, 2, 4, 8, 16, 17, 19, 34, 37, 38, 68, 74, 76, 136, 148, 152, 272, 296, 304, 323, 379, 592, 629, 646, 703, 758, 1258, 1292, 1406, 1516, 2516, 2584, 2812, 3032, 5032, 5168, 5624, 6064, 6443, 7201, 10064, 11248, 11951, 12886, 14023, 14402, 23902, 25772, 28046, 28804, 47804, 51544, 56092, 57608, 95608, 103088, 112184, 115216, 122417, 191216, 224368, 238391, 244834, 266437, 476782, 489668, 532874, 953564, 979336, 1065748, 1907128, 1958672, 2131496, 3814256, 4262992, 4529429, 9058858, 18117716, 36235432, 72470864]

約数ペア:

[(1, 72470864), (2, 36235432), (4, 18117716), (8, 9058858), (16, 4529429), (17, 4262992), (19, 3814256), (34, 2131496), (37, 1958672), (38, 1907128), (68, 1065748), (74, 979336), (76, 953564), (136, 532874), (148, 489668), (152, 476782), (272, 266437), (296, 244834), (304, 238391), (323, 224368), (379, 191216), (592, 122417), (629, 115216), (646, 112184), (703, 103088), (758, 95608), (1258, 57608), (1292, 56092), (1406, 51544), (1516, 47804), (2516, 28804), (2584, 28046), (2812, 25772), (3032, 23902), (5032, 14402), (5168, 14023), (5624, 12886), (6064, 11951), (6443, 11248), (7201, 10064)]