290579712

素因数分解:

$2^8\times 3^1\times {\mathrm{71}}^1\times {\mathrm{73}}^2$

素因数の和:236

約数の個数: 108

約数和(自身を含む): 795148704

約数和(自身を除く): 504568992

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 71, 73, 96, 128, 142, 146, 192, 213, 219, 256, 284, 292, 384, 426, 438, 568, 584, 768, 852, 876, 1136, 1168, 1704, 1752, 2272, 2336, 3408, 3504, 4544, 4672, 5183, 5329, 6816, 7008, 9088, 9344, 10366, 10658, 13632, 14016, 15549, 15987, 18176, 18688, 20732, 21316, 27264, 28032, 31098, 31974, 41464, 42632, 54528, 56064, 62196, 63948, 82928, 85264, 124392, 127896, 165856, 170528, 248784, 255792, 331712, 341056, 378359, 497568, 511584, 663424, 682112, 756718, 995136, 1023168, 1135077, 1326848, 1364224, 1513436, 1990272, 2046336, 2270154, 3026872, 3980544, 4092672, 4540308, 6053744, 9080616, 12107488, 18161232, 24214976, 36322464, 48429952, 72644928, 96859904, 145289856, 290579712]

約数ペア:

[(1, 290579712), (2, 145289856), (3, 96859904), (4, 72644928), (6, 48429952), (8, 36322464), (12, 24214976), (16, 18161232), (24, 12107488), (32, 9080616), (48, 6053744), (64, 4540308), (71, 4092672), (73, 3980544), (96, 3026872), (128, 2270154), (142, 2046336), (146, 1990272), (192, 1513436), (213, 1364224), (219, 1326848), (256, 1135077), (284, 1023168), (292, 995136), (384, 756718), (426, 682112), (438, 663424), (568, 511584), (584, 497568), (768, 378359), (852, 341056), (876, 331712), (1136, 255792), (1168, 248784), (1704, 170528), (1752, 165856), (2272, 127896), (2336, 124392), (3408, 85264), (3504, 82928), (4544, 63948), (4672, 62196), (5183, 56064), (5329, 54528), (6816, 42632), (7008, 41464), (9088, 31974), (9344, 31098), (10366, 28032), (10658, 27264), (13632, 21316), (14016, 20732), (15549, 18688), (15987, 18176)]