420795984

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{569}}^1$

素因数の和:689

約数の個数: 160

約数和(自身を含む): 1302773760

約数和(自身を除く): 881977776

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 31, 42, 48, 56, 62, 71, 84, 93, 112, 124, 142, 168, 186, 213, 217, 248, 284, 336, 372, 426, 434, 496, 497, 568, 569, 651, 744, 852, 868, 994, 1136, 1138, 1302, 1488, 1491, 1704, 1707, 1736, 1988, 2201, 2276, 2604, 2982, 3408, 3414, 3472, 3976, 3983, 4402, 4552, 5208, 5964, 6603, 6828, 7952, 7966, 8804, 9104, 10416, 11928, 11949, 13206, 13656, 15407, 15932, 17608, 17639, 23856, 23898, 26412, 27312, 30814, 31864, 35216, 35278, 40399, 46221, 47796, 52824, 52917, 61628, 63728, 70556, 80798, 92442, 95592, 105648, 105834, 121197, 123256, 123473, 141112, 161596, 184884, 191184, 211668, 242394, 246512, 246946, 282224, 282793, 323192, 369768, 370419, 423336, 484788, 493892, 565586, 646384, 739536, 740838, 846672, 848379, 969576, 987784, 1131172, 1252369, 1481676, 1696758, 1939152, 1975568, 2262344, 2504738, 2963352, 3393516, 3757107, 4524688, 5009476, 5926704, 6787032, 7514214, 8766583, 10018952, 13574064, 15028428, 17533166, 20037904, 26299749, 30056856, 35066332, 52599498, 60113712, 70132664, 105198996, 140265328, 210397992, 420795984]

約数ペア:

[(1, 420795984), (2, 210397992), (3, 140265328), (4, 105198996), (6, 70132664), (7, 60113712), (8, 52599498), (12, 35066332), (14, 30056856), (16, 26299749), (21, 20037904), (24, 17533166), (28, 15028428), (31, 13574064), (42, 10018952), (48, 8766583), (56, 7514214), (62, 6787032), (71, 5926704), (84, 5009476), (93, 4524688), (112, 3757107), (124, 3393516), (142, 2963352), (168, 2504738), (186, 2262344), (213, 1975568), (217, 1939152), (248, 1696758), (284, 1481676), (336, 1252369), (372, 1131172), (426, 987784), (434, 969576), (496, 848379), (497, 846672), (568, 740838), (569, 739536), (651, 646384), (744, 565586), (852, 493892), (868, 484788), (994, 423336), (1136, 370419), (1138, 369768), (1302, 323192), (1488, 282793), (1491, 282224), (1704, 246946), (1707, 246512), (1736, 242394), (1988, 211668), (2201, 191184), (2276, 184884), (2604, 161596), (2982, 141112), (3408, 123473), (3414, 123256), (3472, 121197), (3976, 105834), (3983, 105648), (4402, 95592), (4552, 92442), (5208, 80798), (5964, 70556), (6603, 63728), (6828, 61628), (7952, 52917), (7966, 52824), (8804, 47796), (9104, 46221), (10416, 40399), (11928, 35278), (11949, 35216), (13206, 31864), (13656, 30814), (15407, 27312), (15932, 26412), (17608, 23898), (17639, 23856)]