30630080

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{199}}^1$

素因数の和:266

約数の個数: 112

約数和(自身を含む): 81076800

約数和(自身を除く): 50446720

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 37, 40, 52, 64, 65, 74, 80, 104, 130, 148, 160, 185, 199, 208, 260, 296, 320, 370, 398, 416, 481, 520, 592, 740, 796, 832, 962, 995, 1040, 1184, 1480, 1592, 1924, 1990, 2080, 2368, 2405, 2587, 2960, 3184, 3848, 3980, 4160, 4810, 5174, 5920, 6368, 7363, 7696, 7960, 9620, 10348, 11840, 12736, 12935, 14726, 15392, 15920, 19240, 20696, 25870, 29452, 30784, 31840, 36815, 38480, 41392, 51740, 58904, 63680, 73630, 76960, 82784, 95719, 103480, 117808, 147260, 153920, 165568, 191438, 206960, 235616, 294520, 382876, 413920, 471232, 478595, 589040, 765752, 827840, 957190, 1178080, 1531504, 1914380, 2356160, 3063008, 3828760, 6126016, 7657520, 15315040, 30630080]

約数ペア:

[(1, 30630080), (2, 15315040), (4, 7657520), (5, 6126016), (8, 3828760), (10, 3063008), (13, 2356160), (16, 1914380), (20, 1531504), (26, 1178080), (32, 957190), (37, 827840), (40, 765752), (52, 589040), (64, 478595), (65, 471232), (74, 413920), (80, 382876), (104, 294520), (130, 235616), (148, 206960), (160, 191438), (185, 165568), (199, 153920), (208, 147260), (260, 117808), (296, 103480), (320, 95719), (370, 82784), (398, 76960), (416, 73630), (481, 63680), (520, 58904), (592, 51740), (740, 41392), (796, 38480), (832, 36815), (962, 31840), (995, 30784), (1040, 29452), (1184, 25870), (1480, 20696), (1592, 19240), (1924, 15920), (1990, 15392), (2080, 14726), (2368, 12935), (2405, 12736), (2587, 11840), (2960, 10348), (3184, 9620), (3848, 7960), (3980, 7696), (4160, 7363), (4810, 6368), (5174, 5920)]