281661408

素因数分解:

$2^5\times 3^3\times 7^2\times {\mathrm{6653}}^1$

素因数の和:6686

約数の個数: 144

約数和(自身を含む): 955780560

約数和(自身を除く): 674119152

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 32, 36, 42, 48, 49, 54, 56, 63, 72, 84, 96, 98, 108, 112, 126, 144, 147, 168, 189, 196, 216, 224, 252, 288, 294, 336, 378, 392, 432, 441, 504, 588, 672, 756, 784, 864, 882, 1008, 1176, 1323, 1512, 1568, 1764, 2016, 2352, 2646, 3024, 3528, 4704, 5292, 6048, 6653, 7056, 10584, 13306, 14112, 19959, 21168, 26612, 39918, 42336, 46571, 53224, 59877, 79836, 93142, 106448, 119754, 139713, 159672, 179631, 186284, 212896, 239508, 279426, 319344, 325997, 359262, 372568, 419139, 479016, 558852, 638688, 651994, 718524, 745136, 838278, 958032, 977991, 1117704, 1257417, 1303988, 1437048, 1490272, 1676556, 1916064, 1955982, 2235408, 2514834, 2607976, 2874096, 2933973, 3353112, 3911964, 4470816, 5029668, 5215952, 5748192, 5867946, 6706224, 7823928, 8801919, 10059336, 10431904, 11735892, 13412448, 15647856, 17603838, 20118672, 23471784, 31295712, 35207676, 40237344, 46943568, 70415352, 93887136, 140830704, 281661408]

約数ペア:

[(1, 281661408), (2, 140830704), (3, 93887136), (4, 70415352), (6, 46943568), (7, 40237344), (8, 35207676), (9, 31295712), (12, 23471784), (14, 20118672), (16, 17603838), (18, 15647856), (21, 13412448), (24, 11735892), (27, 10431904), (28, 10059336), (32, 8801919), (36, 7823928), (42, 6706224), (48, 5867946), (49, 5748192), (54, 5215952), (56, 5029668), (63, 4470816), (72, 3911964), (84, 3353112), (96, 2933973), (98, 2874096), (108, 2607976), (112, 2514834), (126, 2235408), (144, 1955982), (147, 1916064), (168, 1676556), (189, 1490272), (196, 1437048), (216, 1303988), (224, 1257417), (252, 1117704), (288, 977991), (294, 958032), (336, 838278), (378, 745136), (392, 718524), (432, 651994), (441, 638688), (504, 558852), (588, 479016), (672, 419139), (756, 372568), (784, 359262), (864, 325997), (882, 319344), (1008, 279426), (1176, 239508), (1323, 212896), (1512, 186284), (1568, 179631), (1764, 159672), (2016, 139713), (2352, 119754), (2646, 106448), (3024, 93142), (3528, 79836), (4704, 59877), (5292, 53224), (6048, 46571), (6653, 42336), (7056, 39918), (10584, 26612), (13306, 21168), (14112, 19959)]