71663280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{223}}^1$

素因数の和:355

約数の個数: 160

約数和(自身を含む): 242651136

約数和(自身を除く): 170987856

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 103, 104, 120, 130, 156, 195, 206, 208, 223, 240, 260, 309, 312, 390, 412, 446, 515, 520, 618, 624, 669, 780, 824, 892, 1030, 1040, 1115, 1236, 1338, 1339, 1545, 1560, 1648, 1784, 2060, 2230, 2472, 2676, 2678, 2899, 3090, 3120, 3345, 3568, 4017, 4120, 4460, 4944, 5352, 5356, 5798, 6180, 6690, 6695, 8034, 8240, 8697, 8920, 10704, 10712, 11596, 12360, 13380, 13390, 14495, 16068, 17394, 17840, 20085, 21424, 22969, 23192, 24720, 26760, 26780, 28990, 32136, 34788, 40170, 43485, 45938, 46384, 53520, 53560, 57980, 64272, 68907, 69576, 80340, 86970, 91876, 107120, 114845, 115960, 137814, 139152, 160680, 173940, 183752, 229690, 231920, 275628, 298597, 321360, 344535, 347880, 367504, 459380, 551256, 597194, 689070, 695760, 895791, 918760, 1102512, 1194388, 1378140, 1492985, 1791582, 1837520, 2388776, 2756280, 2985970, 3583164, 4478955, 4777552, 5512560, 5971940, 7166328, 8957910, 11943880, 14332656, 17915820, 23887760, 35831640, 71663280]

約数ペア:

[(1, 71663280), (2, 35831640), (3, 23887760), (4, 17915820), (5, 14332656), (6, 11943880), (8, 8957910), (10, 7166328), (12, 5971940), (13, 5512560), (15, 4777552), (16, 4478955), (20, 3583164), (24, 2985970), (26, 2756280), (30, 2388776), (39, 1837520), (40, 1791582), (48, 1492985), (52, 1378140), (60, 1194388), (65, 1102512), (78, 918760), (80, 895791), (103, 695760), (104, 689070), (120, 597194), (130, 551256), (156, 459380), (195, 367504), (206, 347880), (208, 344535), (223, 321360), (240, 298597), (260, 275628), (309, 231920), (312, 229690), (390, 183752), (412, 173940), (446, 160680), (515, 139152), (520, 137814), (618, 115960), (624, 114845), (669, 107120), (780, 91876), (824, 86970), (892, 80340), (1030, 69576), (1040, 68907), (1115, 64272), (1236, 57980), (1338, 53560), (1339, 53520), (1545, 46384), (1560, 45938), (1648, 43485), (1784, 40170), (2060, 34788), (2230, 32136), (2472, 28990), (2676, 26780), (2678, 26760), (2899, 24720), (3090, 23192), (3120, 22969), (3345, 21424), (3568, 20085), (4017, 17840), (4120, 17394), (4460, 16068), (4944, 14495), (5352, 13390), (5356, 13380), (5798, 12360), (6180, 11596), (6690, 10712), (6695, 10704), (8034, 8920), (8240, 8697)]