72646144

素因数分解:

$2^9\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{199}}^1$

素因数の和:271

約数の個数: 80

約数和(自身を含む): 157132800

約数和(自身を除く): 84486656

約数列:

[1, 2, 4, 8, 16, 23, 31, 32, 46, 62, 64, 92, 124, 128, 184, 199, 248, 256, 368, 398, 496, 512, 713, 736, 796, 992, 1426, 1472, 1592, 1984, 2852, 2944, 3184, 3968, 4577, 5704, 5888, 6169, 6368, 7936, 9154, 11408, 11776, 12338, 12736, 15872, 18308, 22816, 24676, 25472, 36616, 45632, 49352, 50944, 73232, 91264, 98704, 101888, 141887, 146464, 182528, 197408, 283774, 292928, 365056, 394816, 567548, 585856, 789632, 1135096, 1171712, 1579264, 2270192, 2343424, 3158528, 4540384, 9080768, 18161536, 36323072, 72646144]

約数ペア:

[(1, 72646144), (2, 36323072), (4, 18161536), (8, 9080768), (16, 4540384), (23, 3158528), (31, 2343424), (32, 2270192), (46, 1579264), (62, 1171712), (64, 1135096), (92, 789632), (124, 585856), (128, 567548), (184, 394816), (199, 365056), (248, 292928), (256, 283774), (368, 197408), (398, 182528), (496, 146464), (512, 141887), (713, 101888), (736, 98704), (796, 91264), (992, 73232), (1426, 50944), (1472, 49352), (1592, 45632), (1984, 36616), (2852, 25472), (2944, 24676), (3184, 22816), (3968, 18308), (4577, 15872), (5704, 12736), (5888, 12338), (6169, 11776), (6368, 11408), (7936, 9154)]