285927720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{613}}^1$

素因数の和:676

約数の個数: 192

約数和(自身を含む): 970807680

約数和(自身を除く): 684879960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 23, 24, 26, 30, 39, 40, 46, 52, 60, 65, 69, 78, 92, 104, 115, 120, 130, 138, 156, 169, 184, 195, 230, 260, 276, 299, 312, 338, 345, 390, 460, 507, 520, 552, 598, 613, 676, 690, 780, 845, 897, 920, 1014, 1196, 1226, 1352, 1380, 1495, 1560, 1690, 1794, 1839, 2028, 2392, 2452, 2535, 2760, 2990, 3065, 3380, 3588, 3678, 3887, 4056, 4485, 4904, 5070, 5980, 6130, 6760, 7176, 7356, 7774, 7969, 8970, 9195, 10140, 11661, 11960, 12260, 14099, 14712, 15548, 15938, 17940, 18390, 19435, 20280, 23322, 23907, 24520, 28198, 31096, 31876, 35880, 36780, 38870, 39845, 42297, 46644, 47814, 56396, 58305, 63752, 70495, 73560, 77740, 79690, 84594, 93288, 95628, 103597, 112792, 116610, 119535, 140990, 155480, 159380, 169188, 183287, 191256, 207194, 211485, 233220, 239070, 281980, 310791, 318760, 338376, 366574, 414388, 422970, 466440, 478140, 517985, 549861, 563960, 621582, 733148, 828776, 845940, 916435, 956280, 1035970, 1099722, 1243164, 1466296, 1553955, 1691880, 1832870, 2071940, 2199444, 2382731, 2486328, 2749305, 3107910, 3665740, 4143880, 4398888, 4765462, 5498610, 6215820, 7148193, 7331480, 9530924, 10997220, 11913655, 12431640, 14296386, 19061848, 21994440, 23827310, 28592772, 35740965, 47654620, 57185544, 71481930, 95309240, 142963860, 285927720]

約数ペア:

[(1, 285927720), (2, 142963860), (3, 95309240), (4, 71481930), (5, 57185544), (6, 47654620), (8, 35740965), (10, 28592772), (12, 23827310), (13, 21994440), (15, 19061848), (20, 14296386), (23, 12431640), (24, 11913655), (26, 10997220), (30, 9530924), (39, 7331480), (40, 7148193), (46, 6215820), (52, 5498610), (60, 4765462), (65, 4398888), (69, 4143880), (78, 3665740), (92, 3107910), (104, 2749305), (115, 2486328), (120, 2382731), (130, 2199444), (138, 2071940), (156, 1832870), (169, 1691880), (184, 1553955), (195, 1466296), (230, 1243164), (260, 1099722), (276, 1035970), (299, 956280), (312, 916435), (338, 845940), (345, 828776), (390, 733148), (460, 621582), (507, 563960), (520, 549861), (552, 517985), (598, 478140), (613, 466440), (676, 422970), (690, 414388), (780, 366574), (845, 338376), (897, 318760), (920, 310791), (1014, 281980), (1196, 239070), (1226, 233220), (1352, 211485), (1380, 207194), (1495, 191256), (1560, 183287), (1690, 169188), (1794, 159380), (1839, 155480), (2028, 140990), (2392, 119535), (2452, 116610), (2535, 112792), (2760, 103597), (2990, 95628), (3065, 93288), (3380, 84594), (3588, 79690), (3678, 77740), (3887, 73560), (4056, 70495), (4485, 63752), (4904, 58305), (5070, 56396), (5980, 47814), (6130, 46644), (6760, 42297), (7176, 39845), (7356, 38870), (7774, 36780), (7969, 35880), (8970, 31876), (9195, 31096), (10140, 28198), (11661, 24520), (11960, 23907), (12260, 23322), (14099, 20280), (14712, 19435), (15548, 18390), (15938, 17940)]