254552196

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{127}}^1\times {\mathrm{149}}^1$

素因数の和:361

約数の個数: 96

約数和(自身を含む): 645120000

約数和(自身を除く): 390567804

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 59, 76, 114, 118, 127, 149, 177, 228, 236, 254, 298, 354, 381, 447, 508, 596, 708, 762, 894, 1121, 1524, 1788, 2242, 2413, 2831, 3363, 4484, 4826, 5662, 6726, 7239, 7493, 8493, 8791, 9652, 11324, 13452, 14478, 14986, 16986, 17582, 18923, 22479, 26373, 28956, 29972, 33972, 35164, 37846, 44958, 52746, 56769, 75692, 89916, 105492, 113538, 142367, 167029, 227076, 284734, 334058, 359537, 427101, 501087, 569468, 668116, 719074, 854202, 1002174, 1078611, 1116457, 1438148, 1708404, 2004348, 2157222, 2232914, 3349371, 4314444, 4465828, 6698742, 13397484, 21212683, 42425366, 63638049, 84850732, 127276098, 254552196]

約数ペア:

[(1, 254552196), (2, 127276098), (3, 84850732), (4, 63638049), (6, 42425366), (12, 21212683), (19, 13397484), (38, 6698742), (57, 4465828), (59, 4314444), (76, 3349371), (114, 2232914), (118, 2157222), (127, 2004348), (149, 1708404), (177, 1438148), (228, 1116457), (236, 1078611), (254, 1002174), (298, 854202), (354, 719074), (381, 668116), (447, 569468), (508, 501087), (596, 427101), (708, 359537), (762, 334058), (894, 284734), (1121, 227076), (1524, 167029), (1788, 142367), (2242, 113538), (2413, 105492), (2831, 89916), (3363, 75692), (4484, 56769), (4826, 52746), (5662, 44958), (6726, 37846), (7239, 35164), (7493, 33972), (8493, 29972), (8791, 28956), (9652, 26373), (11324, 22479), (13452, 18923), (14478, 17582), (14986, 16986)]