648156928

素因数分解:

$2^8\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1$

素因数の和:190

約数の個数: 144

約数和(自身を含む): 1441069056

約数和(自身を除く): 792912128

約数列:

[1, 2, 4, 8, 16, 23, 31, 32, 46, 53, 62, 64, 67, 92, 106, 124, 128, 134, 184, 212, 248, 256, 268, 368, 424, 496, 536, 713, 736, 848, 992, 1072, 1219, 1426, 1472, 1541, 1643, 1696, 1984, 2077, 2144, 2438, 2852, 2944, 3082, 3286, 3392, 3551, 3968, 4154, 4288, 4876, 5704, 5888, 6164, 6572, 6784, 7102, 7936, 8308, 8576, 9752, 11408, 12328, 13144, 13568, 14204, 16616, 17152, 19504, 22816, 24656, 26288, 28408, 33232, 37789, 39008, 45632, 47771, 49312, 52576, 56816, 66464, 75578, 78016, 81673, 91264, 95542, 98624, 105152, 110081, 113632, 132928, 151156, 156032, 163346, 182528, 191084, 197248, 210304, 220162, 227264, 265856, 302312, 312064, 326692, 382168, 394496, 420608, 440324, 454528, 531712, 604624, 653384, 764336, 880648, 909056, 1209248, 1306768, 1528672, 1761296, 2418496, 2531863, 2613536, 3057344, 3522592, 4836992, 5063726, 5227072, 6114688, 7045184, 9673984, 10127452, 10454144, 12229376, 14090368, 20254904, 20908288, 28180736, 40509808, 81019616, 162039232, 324078464, 648156928]

約数ペア:

[(1, 648156928), (2, 324078464), (4, 162039232), (8, 81019616), (16, 40509808), (23, 28180736), (31, 20908288), (32, 20254904), (46, 14090368), (53, 12229376), (62, 10454144), (64, 10127452), (67, 9673984), (92, 7045184), (106, 6114688), (124, 5227072), (128, 5063726), (134, 4836992), (184, 3522592), (212, 3057344), (248, 2613536), (256, 2531863), (268, 2418496), (368, 1761296), (424, 1528672), (496, 1306768), (536, 1209248), (713, 909056), (736, 880648), (848, 764336), (992, 653384), (1072, 604624), (1219, 531712), (1426, 454528), (1472, 440324), (1541, 420608), (1643, 394496), (1696, 382168), (1984, 326692), (2077, 312064), (2144, 302312), (2438, 265856), (2852, 227264), (2944, 220162), (3082, 210304), (3286, 197248), (3392, 191084), (3551, 182528), (3968, 163346), (4154, 156032), (4288, 151156), (4876, 132928), (5704, 113632), (5888, 110081), (6164, 105152), (6572, 98624), (6784, 95542), (7102, 91264), (7936, 81673), (8308, 78016), (8576, 75578), (9752, 66464), (11408, 56816), (12328, 52576), (13144, 49312), (13568, 47771), (14204, 45632), (16616, 39008), (17152, 37789), (19504, 33232), (22816, 28408), (24656, 26288)]