261724008

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{293}}^1\times {\mathrm{409}}^1$

素因数の和:731

約数の個数: 128

約数和(自身を含む): 810028800

約数和(自身を除く): 548304792

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 21, 24, 26, 28, 39, 42, 52, 56, 78, 84, 91, 104, 156, 168, 182, 273, 293, 312, 364, 409, 546, 586, 728, 818, 879, 1092, 1172, 1227, 1636, 1758, 2051, 2184, 2344, 2454, 2863, 3272, 3516, 3809, 4102, 4908, 5317, 5726, 6153, 7032, 7618, 8204, 8589, 9816, 10634, 11427, 11452, 12306, 15236, 15951, 16408, 17178, 21268, 22854, 22904, 24612, 26663, 30472, 31902, 34356, 37219, 42536, 45708, 49224, 53326, 63804, 68712, 74438, 79989, 91416, 106652, 111657, 119837, 127608, 148876, 159978, 213304, 223314, 239674, 297752, 319956, 359511, 446628, 479348, 639912, 719022, 838859, 893256, 958696, 1438044, 1557881, 1677718, 2516577, 2876088, 3115762, 3355436, 4673643, 5033154, 6231524, 6710872, 9347286, 10066308, 10905167, 12463048, 18694572, 20132616, 21810334, 32715501, 37389144, 43620668, 65431002, 87241336, 130862004, 261724008]

約数ペア:

[(1, 261724008), (2, 130862004), (3, 87241336), (4, 65431002), (6, 43620668), (7, 37389144), (8, 32715501), (12, 21810334), (13, 20132616), (14, 18694572), (21, 12463048), (24, 10905167), (26, 10066308), (28, 9347286), (39, 6710872), (42, 6231524), (52, 5033154), (56, 4673643), (78, 3355436), (84, 3115762), (91, 2876088), (104, 2516577), (156, 1677718), (168, 1557881), (182, 1438044), (273, 958696), (293, 893256), (312, 838859), (364, 719022), (409, 639912), (546, 479348), (586, 446628), (728, 359511), (818, 319956), (879, 297752), (1092, 239674), (1172, 223314), (1227, 213304), (1636, 159978), (1758, 148876), (2051, 127608), (2184, 119837), (2344, 111657), (2454, 106652), (2863, 91416), (3272, 79989), (3516, 74438), (3809, 68712), (4102, 63804), (4908, 53326), (5317, 49224), (5726, 45708), (6153, 42536), (7032, 37219), (7618, 34356), (8204, 31902), (8589, 30472), (9816, 26663), (10634, 24612), (11427, 22904), (11452, 22854), (12306, 21268), (15236, 17178), (15951, 16408)]