68451480

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{571}}^1$

素因数の和:631

約数の個数: 160

約数和(自身を含む): 236705040

約数和(自身を除く): 168253560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 37, 40, 45, 54, 60, 72, 74, 81, 90, 108, 111, 120, 135, 148, 162, 180, 185, 216, 222, 270, 296, 324, 333, 360, 370, 405, 444, 540, 555, 571, 648, 666, 740, 810, 888, 999, 1080, 1110, 1142, 1332, 1480, 1620, 1665, 1713, 1998, 2220, 2284, 2664, 2855, 2997, 3240, 3330, 3426, 3996, 4440, 4568, 4995, 5139, 5710, 5994, 6660, 6852, 7992, 8565, 9990, 10278, 11420, 11988, 13320, 13704, 14985, 15417, 17130, 19980, 20556, 21127, 22840, 23976, 25695, 29970, 30834, 34260, 39960, 41112, 42254, 46251, 51390, 59940, 61668, 63381, 68520, 77085, 84508, 92502, 102780, 105635, 119880, 123336, 126762, 154170, 169016, 185004, 190143, 205560, 211270, 231255, 253524, 308340, 316905, 370008, 380286, 422540, 462510, 507048, 570429, 616680, 633810, 760572, 845080, 925020, 950715, 1140858, 1267620, 1521144, 1711287, 1850040, 1901430, 2281716, 2535240, 2852145, 3422574, 3802860, 4563432, 5704290, 6845148, 7605720, 8556435, 11408580, 13690296, 17112870, 22817160, 34225740, 68451480]

約数ペア:

[(1, 68451480), (2, 34225740), (3, 22817160), (4, 17112870), (5, 13690296), (6, 11408580), (8, 8556435), (9, 7605720), (10, 6845148), (12, 5704290), (15, 4563432), (18, 3802860), (20, 3422574), (24, 2852145), (27, 2535240), (30, 2281716), (36, 1901430), (37, 1850040), (40, 1711287), (45, 1521144), (54, 1267620), (60, 1140858), (72, 950715), (74, 925020), (81, 845080), (90, 760572), (108, 633810), (111, 616680), (120, 570429), (135, 507048), (148, 462510), (162, 422540), (180, 380286), (185, 370008), (216, 316905), (222, 308340), (270, 253524), (296, 231255), (324, 211270), (333, 205560), (360, 190143), (370, 185004), (405, 169016), (444, 154170), (540, 126762), (555, 123336), (571, 119880), (648, 105635), (666, 102780), (740, 92502), (810, 84508), (888, 77085), (999, 68520), (1080, 63381), (1110, 61668), (1142, 59940), (1332, 51390), (1480, 46251), (1620, 42254), (1665, 41112), (1713, 39960), (1998, 34260), (2220, 30834), (2284, 29970), (2664, 25695), (2855, 23976), (2997, 22840), (3240, 21127), (3330, 20556), (3426, 19980), (3996, 17130), (4440, 15417), (4568, 14985), (4995, 13704), (5139, 13320), (5710, 11988), (5994, 11420), (6660, 10278), (6852, 9990), (7992, 8565)]