253896368

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{127}}^1\times {\mathrm{307}}^1$

素因数の和:490

約数の個数: 80

約数和(自身を含む): 557297664

約数和(自身を除く): 303401296

約数列:

[1, 2, 4, 8, 11, 16, 22, 37, 44, 74, 88, 127, 148, 176, 254, 296, 307, 407, 508, 592, 614, 814, 1016, 1228, 1397, 1628, 2032, 2456, 2794, 3256, 3377, 4699, 4912, 5588, 6512, 6754, 9398, 11176, 11359, 13508, 18796, 22352, 22718, 27016, 37592, 38989, 45436, 51689, 54032, 75184, 77978, 90872, 103378, 124949, 155956, 181744, 206756, 249898, 311912, 413512, 428879, 499796, 623824, 827024, 857758, 999592, 1442593, 1715516, 1999184, 2885186, 3431032, 5770372, 6862064, 11540744, 15868523, 23081488, 31737046, 63474092, 126948184, 253896368]

約数ペア:

[(1, 253896368), (2, 126948184), (4, 63474092), (8, 31737046), (11, 23081488), (16, 15868523), (22, 11540744), (37, 6862064), (44, 5770372), (74, 3431032), (88, 2885186), (127, 1999184), (148, 1715516), (176, 1442593), (254, 999592), (296, 857758), (307, 827024), (407, 623824), (508, 499796), (592, 428879), (614, 413512), (814, 311912), (1016, 249898), (1228, 206756), (1397, 181744), (1628, 155956), (2032, 124949), (2456, 103378), (2794, 90872), (3256, 77978), (3377, 75184), (4699, 54032), (4912, 51689), (5588, 45436), (6512, 38989), (6754, 37592), (9398, 27016), (11176, 22718), (11359, 22352), (13508, 18796)]