18913234080

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{331}}^1\times {\mathrm{9157}}^1$

素因数の和:9519

約数の個数: 192

約数和(自身を含む): 64360372608

約数和(自身を除く): 45447138528

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 65, 78, 80, 96, 104, 120, 130, 156, 160, 195, 208, 240, 260, 312, 331, 390, 416, 480, 520, 624, 662, 780, 993, 1040, 1248, 1324, 1560, 1655, 1986, 2080, 2648, 3120, 3310, 3972, 4303, 4965, 5296, 6240, 6620, 7944, 8606, 9157, 9930, 10592, 12909, 13240, 15888, 17212, 18314, 19860, 21515, 25818, 26480, 27471, 31776, 34424, 36628, 39720, 43030, 45785, 51636, 52960, 54942, 64545, 68848, 73256, 79440, 86060, 91570, 103272, 109884, 119041, 129090, 137355, 137696, 146512, 158880, 172120, 183140, 206544, 219768, 238082, 258180, 274710, 293024, 344240, 357123, 366280, 413088, 439536, 476164, 516360, 549420, 595205, 688480, 714246, 732560, 879072, 952328, 1032720, 1098840, 1190410, 1428492, 1465120, 1785615, 1904656, 2065440, 2197680, 2380820, 2856984, 3030967, 3571230, 3809312, 4395360, 4761640, 5713968, 6061934, 7142460, 9092901, 9523280, 11427936, 12123868, 14284920, 15154835, 18185802, 19046560, 24247736, 28569840, 30309670, 36371604, 39402571, 45464505, 48495472, 57139680, 60619340, 72743208, 78805142, 90929010, 96990944, 118207713, 121238680, 145486416, 157610284, 181858020, 197012855, 236415426, 242477360, 290972832, 315220568, 363716040, 394025710, 472830852, 484954720, 591038565, 630441136, 727432080, 788051420, 945661704, 1182077130, 1260882272, 1454864160, 1576102840, 1891323408, 2364154260, 3152205680, 3782646816, 4728308520, 6304411360, 9456617040, 18913234080]

約数ペア:

[(1, 18913234080), (2, 9456617040), (3, 6304411360), (4, 4728308520), (5, 3782646816), (6, 3152205680), (8, 2364154260), (10, 1891323408), (12, 1576102840), (13, 1454864160), (15, 1260882272), (16, 1182077130), (20, 945661704), (24, 788051420), (26, 727432080), (30, 630441136), (32, 591038565), (39, 484954720), (40, 472830852), (48, 394025710), (52, 363716040), (60, 315220568), (65, 290972832), (78, 242477360), (80, 236415426), (96, 197012855), (104, 181858020), (120, 157610284), (130, 145486416), (156, 121238680), (160, 118207713), (195, 96990944), (208, 90929010), (240, 78805142), (260, 72743208), (312, 60619340), (331, 57139680), (390, 48495472), (416, 45464505), (480, 39402571), (520, 36371604), (624, 30309670), (662, 28569840), (780, 24247736), (993, 19046560), (1040, 18185802), (1248, 15154835), (1324, 14284920), (1560, 12123868), (1655, 11427936), (1986, 9523280), (2080, 9092901), (2648, 7142460), (3120, 6061934), (3310, 5713968), (3972, 4761640), (4303, 4395360), (4965, 3809312), (5296, 3571230), (6240, 3030967), (6620, 2856984), (7944, 2380820), (8606, 2197680), (9157, 2065440), (9930, 1904656), (10592, 1785615), (12909, 1465120), (13240, 1428492), (15888, 1190410), (17212, 1098840), (18314, 1032720), (19860, 952328), (21515, 879072), (25818, 732560), (26480, 714246), (27471, 688480), (31776, 595205), (34424, 549420), (36628, 516360), (39720, 476164), (43030, 439536), (45785, 413088), (51636, 366280), (52960, 357123), (54942, 344240), (64545, 293024), (68848, 274710), (73256, 258180), (79440, 238082), (86060, 219768), (91570, 206544), (103272, 183140), (109884, 172120), (119041, 158880), (129090, 146512), (137355, 137696)]