163845720

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{211}}^1\times {\mathrm{719}}^1$

素因数の和:950

約数の個数: 128

約数和(自身を含む): 549504000

約数和(自身を除く): 385658280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 211, 216, 270, 360, 422, 540, 633, 719, 844, 1055, 1080, 1266, 1438, 1688, 1899, 2110, 2157, 2532, 2876, 3165, 3595, 3798, 4220, 4314, 5064, 5697, 5752, 6330, 6471, 7190, 7596, 8440, 8628, 9495, 10785, 11394, 12660, 12942, 14380, 15192, 17256, 18990, 19413, 21570, 22788, 25320, 25884, 28485, 28760, 32355, 37980, 38826, 43140, 45576, 51768, 56970, 64710, 75960, 77652, 86280, 97065, 113940, 129420, 151709, 155304, 194130, 227880, 258840, 303418, 388260, 455127, 606836, 758545, 776520, 910254, 1213672, 1365381, 1517090, 1820508, 2275635, 2730762, 3034180, 3641016, 4096143, 4551270, 5461524, 6068360, 6826905, 8192286, 9102540, 10923048, 13653810, 16384572, 18205080, 20480715, 27307620, 32769144, 40961430, 54615240, 81922860, 163845720]

約数ペア:

[(1, 163845720), (2, 81922860), (3, 54615240), (4, 40961430), (5, 32769144), (6, 27307620), (8, 20480715), (9, 18205080), (10, 16384572), (12, 13653810), (15, 10923048), (18, 9102540), (20, 8192286), (24, 6826905), (27, 6068360), (30, 5461524), (36, 4551270), (40, 4096143), (45, 3641016), (54, 3034180), (60, 2730762), (72, 2275635), (90, 1820508), (108, 1517090), (120, 1365381), (135, 1213672), (180, 910254), (211, 776520), (216, 758545), (270, 606836), (360, 455127), (422, 388260), (540, 303418), (633, 258840), (719, 227880), (844, 194130), (1055, 155304), (1080, 151709), (1266, 129420), (1438, 113940), (1688, 97065), (1899, 86280), (2110, 77652), (2157, 75960), (2532, 64710), (2876, 56970), (3165, 51768), (3595, 45576), (3798, 43140), (4220, 38826), (4314, 37980), (5064, 32355), (5697, 28760), (5752, 28485), (6330, 25884), (6471, 25320), (7190, 22788), (7596, 21570), (8440, 19413), (8628, 18990), (9495, 17256), (10785, 15192), (11394, 14380), (12660, 12942)]