718100520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{211}}^1\times {\mathrm{359}}^1$

素因数の和:663

約数の個数: 128

約数和(自身を含む): 2198016000

約数和(自身を除く): 1479915480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 79, 120, 158, 211, 237, 316, 359, 395, 422, 474, 632, 633, 718, 790, 844, 948, 1055, 1077, 1185, 1266, 1436, 1580, 1688, 1795, 1896, 2110, 2154, 2370, 2532, 2872, 3160, 3165, 3590, 4220, 4308, 4740, 5064, 5385, 6330, 7180, 8440, 8616, 9480, 10770, 12660, 14360, 16669, 21540, 25320, 28361, 33338, 43080, 50007, 56722, 66676, 75749, 83345, 85083, 100014, 113444, 133352, 141805, 151498, 166690, 170166, 200028, 226888, 227247, 250035, 283610, 302996, 333380, 340332, 378745, 400056, 425415, 454494, 500070, 567220, 605992, 666760, 680664, 757490, 850830, 908988, 1000140, 1134440, 1136235, 1514980, 1701660, 1817976, 2000280, 2272470, 3029960, 3403320, 4544940, 5984171, 9089880, 11968342, 17952513, 23936684, 29920855, 35905026, 47873368, 59841710, 71810052, 89762565, 119683420, 143620104, 179525130, 239366840, 359050260, 718100520]

約数ペア:

[(1, 718100520), (2, 359050260), (3, 239366840), (4, 179525130), (5, 143620104), (6, 119683420), (8, 89762565), (10, 71810052), (12, 59841710), (15, 47873368), (20, 35905026), (24, 29920855), (30, 23936684), (40, 17952513), (60, 11968342), (79, 9089880), (120, 5984171), (158, 4544940), (211, 3403320), (237, 3029960), (316, 2272470), (359, 2000280), (395, 1817976), (422, 1701660), (474, 1514980), (632, 1136235), (633, 1134440), (718, 1000140), (790, 908988), (844, 850830), (948, 757490), (1055, 680664), (1077, 666760), (1185, 605992), (1266, 567220), (1436, 500070), (1580, 454494), (1688, 425415), (1795, 400056), (1896, 378745), (2110, 340332), (2154, 333380), (2370, 302996), (2532, 283610), (2872, 250035), (3160, 227247), (3165, 226888), (3590, 200028), (4220, 170166), (4308, 166690), (4740, 151498), (5064, 141805), (5385, 133352), (6330, 113444), (7180, 100014), (8440, 85083), (8616, 83345), (9480, 75749), (10770, 66676), (12660, 56722), (14360, 50007), (16669, 43080), (21540, 33338), (25320, 28361)]