655124880

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{109}}^1\times {\mathrm{317}}^1$

素因数の和:521

約数の個数: 160

約数和(自身を含む): 2082009600

約数和(自身を除く): 1426884720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 79, 80, 109, 120, 158, 218, 237, 240, 316, 317, 327, 395, 436, 474, 545, 632, 634, 654, 790, 872, 948, 951, 1090, 1185, 1264, 1268, 1308, 1580, 1585, 1635, 1744, 1896, 1902, 2180, 2370, 2536, 2616, 3160, 3170, 3270, 3792, 3804, 4360, 4740, 4755, 5072, 5232, 6320, 6340, 6540, 7608, 8611, 8720, 9480, 9510, 12680, 13080, 15216, 17222, 18960, 19020, 25043, 25360, 25833, 26160, 34444, 34553, 38040, 43055, 50086, 51666, 68888, 69106, 75129, 76080, 86110, 100172, 103332, 103659, 125215, 129165, 137776, 138212, 150258, 172220, 172765, 200344, 206664, 207318, 250430, 258330, 276424, 300516, 344440, 345530, 375645, 400688, 413328, 414636, 500860, 516660, 518295, 552848, 601032, 688880, 691060, 751290, 829272, 1001720, 1033320, 1036590, 1202064, 1382120, 1502580, 1658544, 2003440, 2066640, 2073180, 2729687, 2764240, 3005160, 4146360, 5459374, 6010320, 8189061, 8292720, 10918748, 13648435, 16378122, 21837496, 27296870, 32756244, 40945305, 43674992, 54593740, 65512488, 81890610, 109187480, 131024976, 163781220, 218374960, 327562440, 655124880]

約数ペア:

[(1, 655124880), (2, 327562440), (3, 218374960), (4, 163781220), (5, 131024976), (6, 109187480), (8, 81890610), (10, 65512488), (12, 54593740), (15, 43674992), (16, 40945305), (20, 32756244), (24, 27296870), (30, 21837496), (40, 16378122), (48, 13648435), (60, 10918748), (79, 8292720), (80, 8189061), (109, 6010320), (120, 5459374), (158, 4146360), (218, 3005160), (237, 2764240), (240, 2729687), (316, 2073180), (317, 2066640), (327, 2003440), (395, 1658544), (436, 1502580), (474, 1382120), (545, 1202064), (632, 1036590), (634, 1033320), (654, 1001720), (790, 829272), (872, 751290), (948, 691060), (951, 688880), (1090, 601032), (1185, 552848), (1264, 518295), (1268, 516660), (1308, 500860), (1580, 414636), (1585, 413328), (1635, 400688), (1744, 375645), (1896, 345530), (1902, 344440), (2180, 300516), (2370, 276424), (2536, 258330), (2616, 250430), (3160, 207318), (3170, 206664), (3270, 200344), (3792, 172765), (3804, 172220), (4360, 150258), (4740, 138212), (4755, 137776), (5072, 129165), (5232, 125215), (6320, 103659), (6340, 103332), (6540, 100172), (7608, 86110), (8611, 76080), (8720, 75129), (9480, 69106), (9510, 68888), (12680, 51666), (13080, 50086), (15216, 43055), (17222, 38040), (18960, 34553), (19020, 34444), (25043, 26160), (25360, 25833)]