251921296

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{113}}^1\times {\mathrm{239}}^1$

素因数の和:424

約数の個数: 80

約数和(自身を含む): 549607680

約数和(自身を除く): 297686384

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 53, 88, 106, 113, 176, 212, 226, 239, 424, 452, 478, 583, 848, 904, 956, 1166, 1243, 1808, 1912, 2332, 2486, 2629, 3824, 4664, 4972, 5258, 5989, 9328, 9944, 10516, 11978, 12667, 19888, 21032, 23956, 25334, 27007, 42064, 47912, 50668, 54014, 65879, 95824, 101336, 108028, 131758, 139337, 202672, 216056, 263516, 278674, 297077, 432112, 527032, 557348, 594154, 1054064, 1114696, 1188308, 1431371, 2229392, 2376616, 2862742, 4753232, 5725484, 11450968, 15745081, 22901936, 31490162, 62980324, 125960648, 251921296]

約数ペア:

[(1, 251921296), (2, 125960648), (4, 62980324), (8, 31490162), (11, 22901936), (16, 15745081), (22, 11450968), (44, 5725484), (53, 4753232), (88, 2862742), (106, 2376616), (113, 2229392), (176, 1431371), (212, 1188308), (226, 1114696), (239, 1054064), (424, 594154), (452, 557348), (478, 527032), (583, 432112), (848, 297077), (904, 278674), (956, 263516), (1166, 216056), (1243, 202672), (1808, 139337), (1912, 131758), (2332, 108028), (2486, 101336), (2629, 95824), (3824, 65879), (4664, 54014), (4972, 50668), (5258, 47912), (5989, 42064), (9328, 27007), (9944, 25334), (10516, 23956), (11978, 21032), (12667, 19888)]