56828240

素因数分解:

$2^4\times 5^1\times 7^3\times {\mathrm{19}}^1\times {\mathrm{109}}^1$

素因数の和:162

約数の個数: 160

約数和(自身を含む): 163680000

約数和(自身を除く): 106851760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 35, 38, 40, 49, 56, 70, 76, 80, 95, 98, 109, 112, 133, 140, 152, 190, 196, 218, 245, 266, 280, 304, 343, 380, 392, 436, 490, 532, 545, 560, 665, 686, 760, 763, 784, 872, 931, 980, 1064, 1090, 1330, 1372, 1520, 1526, 1715, 1744, 1862, 1960, 2071, 2128, 2180, 2660, 2744, 3052, 3430, 3724, 3815, 3920, 4142, 4360, 4655, 5320, 5341, 5488, 6104, 6517, 6860, 7448, 7630, 8284, 8720, 9310, 10355, 10640, 10682, 12208, 13034, 13720, 14497, 14896, 15260, 16568, 18620, 20710, 21364, 26068, 26705, 27440, 28994, 30520, 32585, 33136, 37240, 37387, 41420, 42728, 52136, 53410, 57988, 61040, 65170, 72485, 74480, 74774, 82840, 85456, 101479, 104272, 106820, 115976, 130340, 144970, 149548, 165680, 186935, 202958, 213640, 231952, 260680, 289940, 299096, 373870, 405916, 427280, 507395, 521360, 579880, 598192, 710353, 747740, 811832, 1014790, 1159760, 1420706, 1495480, 1623664, 2029580, 2841412, 2990960, 3551765, 4059160, 5682824, 7103530, 8118320, 11365648, 14207060, 28414120, 56828240]

約数ペア:

[(1, 56828240), (2, 28414120), (4, 14207060), (5, 11365648), (7, 8118320), (8, 7103530), (10, 5682824), (14, 4059160), (16, 3551765), (19, 2990960), (20, 2841412), (28, 2029580), (35, 1623664), (38, 1495480), (40, 1420706), (49, 1159760), (56, 1014790), (70, 811832), (76, 747740), (80, 710353), (95, 598192), (98, 579880), (109, 521360), (112, 507395), (133, 427280), (140, 405916), (152, 373870), (190, 299096), (196, 289940), (218, 260680), (245, 231952), (266, 213640), (280, 202958), (304, 186935), (343, 165680), (380, 149548), (392, 144970), (436, 130340), (490, 115976), (532, 106820), (545, 104272), (560, 101479), (665, 85456), (686, 82840), (760, 74774), (763, 74480), (784, 72485), (872, 65170), (931, 61040), (980, 57988), (1064, 53410), (1090, 52136), (1330, 42728), (1372, 41420), (1520, 37387), (1526, 37240), (1715, 33136), (1744, 32585), (1862, 30520), (1960, 28994), (2071, 27440), (2128, 26705), (2180, 26068), (2660, 21364), (2744, 20710), (3052, 18620), (3430, 16568), (3724, 15260), (3815, 14896), (3920, 14497), (4142, 13720), (4360, 13034), (4655, 12208), (5320, 10682), (5341, 10640), (5488, 10355), (6104, 9310), (6517, 8720), (6860, 8284), (7448, 7630)]