177700120

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{97}}^1\times {\mathrm{271}}^1$

素因数の和:405

約数の個数: 96

約数和(自身を含む): 439024320

約数和(自身を除く): 261324200

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 97, 104, 130, 169, 194, 260, 271, 338, 388, 485, 520, 542, 676, 776, 845, 970, 1084, 1261, 1352, 1355, 1690, 1940, 2168, 2522, 2710, 3380, 3523, 3880, 5044, 5420, 6305, 6760, 7046, 10088, 10840, 12610, 14092, 16393, 17615, 25220, 26287, 28184, 32786, 35230, 45799, 50440, 52574, 65572, 70460, 81965, 91598, 105148, 131144, 131435, 140920, 163930, 183196, 210296, 228995, 262870, 327860, 341731, 366392, 457990, 525740, 655720, 683462, 915980, 1051480, 1366924, 1708655, 1831960, 2733848, 3417310, 4442503, 6834620, 8885006, 13669240, 17770012, 22212515, 35540024, 44425030, 88850060, 177700120]

約数ペア:

[(1, 177700120), (2, 88850060), (4, 44425030), (5, 35540024), (8, 22212515), (10, 17770012), (13, 13669240), (20, 8885006), (26, 6834620), (40, 4442503), (52, 3417310), (65, 2733848), (97, 1831960), (104, 1708655), (130, 1366924), (169, 1051480), (194, 915980), (260, 683462), (271, 655720), (338, 525740), (388, 457990), (485, 366392), (520, 341731), (542, 327860), (676, 262870), (776, 228995), (845, 210296), (970, 183196), (1084, 163930), (1261, 140920), (1352, 131435), (1355, 131144), (1690, 105148), (1940, 91598), (2168, 81965), (2522, 70460), (2710, 65572), (3380, 52574), (3523, 50440), (3880, 45799), (5044, 35230), (5420, 32786), (6305, 28184), (6760, 26287), (7046, 25220), (10088, 17615), (10840, 16393), (12610, 14092)]