140054720

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{257}}^1$

素因数の和:418

約数の個数: 112

約数和(自身を含む): 363309408

約数和(自身を除く): 223254688

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 130, 131, 160, 208, 257, 260, 262, 320, 416, 514, 520, 524, 655, 832, 1028, 1040, 1048, 1285, 1310, 1703, 2056, 2080, 2096, 2570, 2620, 3341, 3406, 4112, 4160, 4192, 5140, 5240, 6682, 6812, 8224, 8384, 8515, 10280, 10480, 13364, 13624, 16448, 16705, 17030, 20560, 20960, 26728, 27248, 33410, 33667, 34060, 41120, 41920, 53456, 54496, 66820, 67334, 68120, 82240, 106912, 108992, 133640, 134668, 136240, 168335, 213824, 267280, 269336, 272480, 336670, 437671, 534560, 538672, 544960, 673340, 875342, 1069120, 1077344, 1346680, 1750684, 2154688, 2188355, 2693360, 3501368, 4376710, 5386720, 7002736, 8753420, 10773440, 14005472, 17506840, 28010944, 35013680, 70027360, 140054720]

約数ペア:

[(1, 140054720), (2, 70027360), (4, 35013680), (5, 28010944), (8, 17506840), (10, 14005472), (13, 10773440), (16, 8753420), (20, 7002736), (26, 5386720), (32, 4376710), (40, 3501368), (52, 2693360), (64, 2188355), (65, 2154688), (80, 1750684), (104, 1346680), (130, 1077344), (131, 1069120), (160, 875342), (208, 673340), (257, 544960), (260, 538672), (262, 534560), (320, 437671), (416, 336670), (514, 272480), (520, 269336), (524, 267280), (655, 213824), (832, 168335), (1028, 136240), (1040, 134668), (1048, 133640), (1285, 108992), (1310, 106912), (1703, 82240), (2056, 68120), (2080, 67334), (2096, 66820), (2570, 54496), (2620, 53456), (3341, 41920), (3406, 41120), (4112, 34060), (4160, 33667), (4192, 33410), (5140, 27248), (5240, 26728), (6682, 20960), (6812, 20560), (8224, 17030), (8384, 16705), (8515, 16448), (10280, 13624), (10480, 13364)]