15315040

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{199}}^1$

素因数の和:264

約数の個数: 96

約数和(自身を含む): 40219200

約数和(自身を除く): 24904160

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 37, 40, 52, 65, 74, 80, 104, 130, 148, 160, 185, 199, 208, 260, 296, 370, 398, 416, 481, 520, 592, 740, 796, 962, 995, 1040, 1184, 1480, 1592, 1924, 1990, 2080, 2405, 2587, 2960, 3184, 3848, 3980, 4810, 5174, 5920, 6368, 7363, 7696, 7960, 9620, 10348, 12935, 14726, 15392, 15920, 19240, 20696, 25870, 29452, 31840, 36815, 38480, 41392, 51740, 58904, 73630, 76960, 82784, 95719, 103480, 117808, 147260, 191438, 206960, 235616, 294520, 382876, 413920, 478595, 589040, 765752, 957190, 1178080, 1531504, 1914380, 3063008, 3828760, 7657520, 15315040]

約数ペア:

[(1, 15315040), (2, 7657520), (4, 3828760), (5, 3063008), (8, 1914380), (10, 1531504), (13, 1178080), (16, 957190), (20, 765752), (26, 589040), (32, 478595), (37, 413920), (40, 382876), (52, 294520), (65, 235616), (74, 206960), (80, 191438), (104, 147260), (130, 117808), (148, 103480), (160, 95719), (185, 82784), (199, 76960), (208, 73630), (260, 58904), (296, 51740), (370, 41392), (398, 38480), (416, 36815), (481, 31840), (520, 29452), (592, 25870), (740, 20696), (796, 19240), (962, 15920), (995, 15392), (1040, 14726), (1184, 12935), (1480, 10348), (1592, 9620), (1924, 7960), (1990, 7696), (2080, 7363), (2405, 6368), (2587, 5920), (2960, 5174), (3184, 4810), (3848, 3980)]