268587488

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{163}}^1\times {\mathrm{233}}^1$

素因数の和:436

約数の個数: 96

約数和(自身を含む): 609257376

約数和(自身を除く): 340669888

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 32, 34, 52, 68, 104, 136, 163, 208, 221, 233, 272, 326, 416, 442, 466, 544, 652, 884, 932, 1304, 1768, 1864, 2119, 2608, 2771, 3029, 3536, 3728, 3961, 4238, 5216, 5542, 6058, 7072, 7456, 7922, 8476, 11084, 12116, 15844, 16952, 22168, 24232, 31688, 33904, 36023, 37979, 44336, 48464, 51493, 63376, 67808, 72046, 75958, 88672, 96928, 102986, 126752, 144092, 151916, 205972, 288184, 303832, 411944, 493727, 576368, 607664, 645643, 823888, 987454, 1152736, 1215328, 1291286, 1647776, 1974908, 2582572, 3949816, 5165144, 7899632, 8393359, 10330288, 15799264, 16786718, 20660576, 33573436, 67146872, 134293744, 268587488]

約数ペア:

[(1, 268587488), (2, 134293744), (4, 67146872), (8, 33573436), (13, 20660576), (16, 16786718), (17, 15799264), (26, 10330288), (32, 8393359), (34, 7899632), (52, 5165144), (68, 3949816), (104, 2582572), (136, 1974908), (163, 1647776), (208, 1291286), (221, 1215328), (233, 1152736), (272, 987454), (326, 823888), (416, 645643), (442, 607664), (466, 576368), (544, 493727), (652, 411944), (884, 303832), (932, 288184), (1304, 205972), (1768, 151916), (1864, 144092), (2119, 126752), (2608, 102986), (2771, 96928), (3029, 88672), (3536, 75958), (3728, 72046), (3961, 67808), (4238, 63376), (5216, 51493), (5542, 48464), (6058, 44336), (7072, 37979), (7456, 36023), (7922, 33904), (8476, 31688), (11084, 24232), (12116, 22168), (15844, 16952)]