8740320

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{139}}^1$

素因数の和:288

約数の個数: 96

約数和(自身を含む): 27941760

約数和(自身を除く): 19201440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 131, 139, 160, 240, 262, 278, 393, 417, 480, 524, 556, 655, 695, 786, 834, 1048, 1112, 1310, 1390, 1572, 1668, 1965, 2085, 2096, 2224, 2620, 2780, 3144, 3336, 3930, 4170, 4192, 4448, 5240, 5560, 6288, 6672, 7860, 8340, 10480, 11120, 12576, 13344, 15720, 16680, 18209, 20960, 22240, 31440, 33360, 36418, 54627, 62880, 66720, 72836, 91045, 109254, 145672, 182090, 218508, 273135, 291344, 364180, 437016, 546270, 582688, 728360, 874032, 1092540, 1456720, 1748064, 2185080, 2913440, 4370160, 8740320]

約数ペア:

[(1, 8740320), (2, 4370160), (3, 2913440), (4, 2185080), (5, 1748064), (6, 1456720), (8, 1092540), (10, 874032), (12, 728360), (15, 582688), (16, 546270), (20, 437016), (24, 364180), (30, 291344), (32, 273135), (40, 218508), (48, 182090), (60, 145672), (80, 109254), (96, 91045), (120, 72836), (131, 66720), (139, 62880), (160, 54627), (240, 36418), (262, 33360), (278, 31440), (393, 22240), (417, 20960), (480, 18209), (524, 16680), (556, 15720), (655, 13344), (695, 12576), (786, 11120), (834, 10480), (1048, 8340), (1112, 7860), (1310, 6672), (1390, 6288), (1572, 5560), (1668, 5240), (1965, 4448), (2085, 4192), (2096, 4170), (2224, 3930), (2620, 3336), (2780, 3144)]