64886640

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{2971}}^1$

素因数の和:3007

約数の個数: 160

約数和(自身を含む): 247650816

約数和(自身を除く): 182764176

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 16, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 48, 52, 56, 60, 65, 70, 78, 80, 84, 91, 104, 105, 112, 120, 130, 140, 156, 168, 182, 195, 208, 210, 240, 260, 273, 280, 312, 336, 364, 390, 420, 455, 520, 546, 560, 624, 728, 780, 840, 910, 1040, 1092, 1365, 1456, 1560, 1680, 1820, 2184, 2730, 2971, 3120, 3640, 4368, 5460, 5942, 7280, 8913, 10920, 11884, 14855, 17826, 20797, 21840, 23768, 29710, 35652, 38623, 41594, 44565, 47536, 59420, 62391, 71304, 77246, 83188, 89130, 103985, 115869, 118840, 124782, 142608, 154492, 166376, 178260, 193115, 207970, 231738, 237680, 249564, 270361, 308984, 311955, 332752, 356520, 386230, 415940, 463476, 499128, 540722, 579345, 617968, 623910, 713040, 772460, 811083, 831880, 926952, 998256, 1081444, 1158690, 1247820, 1351805, 1544920, 1622166, 1663760, 1853904, 2162888, 2317380, 2495640, 2703610, 3089840, 3244332, 4055415, 4325776, 4634760, 4991280, 5407220, 6488664, 8110830, 9269520, 10814440, 12977328, 16221660, 21628880, 32443320, 64886640]

約数ペア:

[(1, 64886640), (2, 32443320), (3, 21628880), (4, 16221660), (5, 12977328), (6, 10814440), (7, 9269520), (8, 8110830), (10, 6488664), (12, 5407220), (13, 4991280), (14, 4634760), (15, 4325776), (16, 4055415), (20, 3244332), (21, 3089840), (24, 2703610), (26, 2495640), (28, 2317380), (30, 2162888), (35, 1853904), (39, 1663760), (40, 1622166), (42, 1544920), (48, 1351805), (52, 1247820), (56, 1158690), (60, 1081444), (65, 998256), (70, 926952), (78, 831880), (80, 811083), (84, 772460), (91, 713040), (104, 623910), (105, 617968), (112, 579345), (120, 540722), (130, 499128), (140, 463476), (156, 415940), (168, 386230), (182, 356520), (195, 332752), (208, 311955), (210, 308984), (240, 270361), (260, 249564), (273, 237680), (280, 231738), (312, 207970), (336, 193115), (364, 178260), (390, 166376), (420, 154492), (455, 142608), (520, 124782), (546, 118840), (560, 115869), (624, 103985), (728, 89130), (780, 83188), (840, 77246), (910, 71304), (1040, 62391), (1092, 59420), (1365, 47536), (1456, 44565), (1560, 41594), (1680, 38623), (1820, 35652), (2184, 29710), (2730, 23768), (2971, 21840), (3120, 20797), (3640, 17826), (4368, 14855), (5460, 11884), (5942, 10920), (7280, 8913)]