639022592

素因数分解:

$2^9\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{163}}^1$

素因数の和:244

約数の個数: 160

約数和(自身を含む): 1503237120

約数和(自身を除く): 864214528

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 31, 32, 38, 52, 62, 64, 76, 104, 124, 128, 152, 163, 208, 247, 248, 256, 304, 326, 403, 416, 494, 496, 512, 589, 608, 652, 806, 832, 988, 992, 1178, 1216, 1304, 1612, 1664, 1976, 1984, 2119, 2356, 2432, 2608, 3097, 3224, 3328, 3952, 3968, 4238, 4712, 4864, 5053, 5216, 6194, 6448, 6656, 7657, 7904, 7936, 8476, 9424, 9728, 10106, 10432, 12388, 12896, 15314, 15808, 15872, 16952, 18848, 20212, 20864, 24776, 25792, 30628, 31616, 33904, 37696, 40261, 40424, 41728, 49552, 51584, 61256, 63232, 65689, 67808, 75392, 80522, 80848, 83456, 96007, 99104, 103168, 122512, 126464, 131378, 135616, 150784, 161044, 161696, 192014, 198208, 206336, 245024, 262756, 271232, 301568, 322088, 323392, 384028, 396416, 490048, 525512, 542464, 644176, 646784, 768056, 792832, 980096, 1051024, 1084928, 1248091, 1288352, 1293568, 1536112, 1585664, 1960192, 2102048, 2496182, 2576704, 2587136, 3072224, 3920384, 4204096, 4992364, 5153408, 6144448, 8408192, 9984728, 10306816, 12288896, 16816384, 19969456, 20613632, 24577792, 33632768, 39938912, 49155584, 79877824, 159755648, 319511296, 639022592]

約数ペア:

[(1, 639022592), (2, 319511296), (4, 159755648), (8, 79877824), (13, 49155584), (16, 39938912), (19, 33632768), (26, 24577792), (31, 20613632), (32, 19969456), (38, 16816384), (52, 12288896), (62, 10306816), (64, 9984728), (76, 8408192), (104, 6144448), (124, 5153408), (128, 4992364), (152, 4204096), (163, 3920384), (208, 3072224), (247, 2587136), (248, 2576704), (256, 2496182), (304, 2102048), (326, 1960192), (403, 1585664), (416, 1536112), (494, 1293568), (496, 1288352), (512, 1248091), (589, 1084928), (608, 1051024), (652, 980096), (806, 792832), (832, 768056), (988, 646784), (992, 644176), (1178, 542464), (1216, 525512), (1304, 490048), (1612, 396416), (1664, 384028), (1976, 323392), (1984, 322088), (2119, 301568), (2356, 271232), (2432, 262756), (2608, 245024), (3097, 206336), (3224, 198208), (3328, 192014), (3952, 161696), (3968, 161044), (4238, 150784), (4712, 135616), (4864, 131378), (5053, 126464), (5216, 122512), (6194, 103168), (6448, 99104), (6656, 96007), (7657, 83456), (7904, 80848), (7936, 80522), (8476, 75392), (9424, 67808), (9728, 65689), (10106, 63232), (10432, 61256), (12388, 51584), (12896, 49552), (15314, 41728), (15808, 40424), (15872, 40261), (16952, 37696), (18848, 33904), (20212, 31616), (20864, 30628), (24776, 25792)]