13580840

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{13}}^2\times {\mathrm{41}}^1$

素因数の和:92

約数の個数: 144

約数和(自身を含む): 39429180

約数和(自身を除く): 25848340

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 41, 49, 52, 56, 65, 70, 82, 91, 98, 104, 130, 140, 164, 169, 182, 196, 205, 245, 260, 280, 287, 328, 338, 364, 392, 410, 455, 490, 520, 533, 574, 637, 676, 728, 820, 845, 910, 980, 1066, 1148, 1183, 1274, 1352, 1435, 1640, 1690, 1820, 1960, 2009, 2132, 2296, 2366, 2548, 2665, 2870, 3185, 3380, 3640, 3731, 4018, 4264, 4732, 5096, 5330, 5740, 5915, 6370, 6760, 6929, 7462, 8036, 8281, 9464, 10045, 10660, 11480, 11830, 12740, 13858, 14924, 16072, 16562, 18655, 20090, 21320, 23660, 25480, 26117, 27716, 29848, 33124, 34645, 37310, 40180, 41405, 47320, 48503, 52234, 55432, 66248, 69290, 74620, 80360, 82810, 97006, 104468, 130585, 138580, 149240, 165620, 194012, 208936, 242515, 261170, 277160, 331240, 339521, 388024, 485030, 522340, 679042, 970060, 1044680, 1358084, 1697605, 1940120, 2716168, 3395210, 6790420, 13580840]

約数ペア:

[(1, 13580840), (2, 6790420), (4, 3395210), (5, 2716168), (7, 1940120), (8, 1697605), (10, 1358084), (13, 1044680), (14, 970060), (20, 679042), (26, 522340), (28, 485030), (35, 388024), (40, 339521), (41, 331240), (49, 277160), (52, 261170), (56, 242515), (65, 208936), (70, 194012), (82, 165620), (91, 149240), (98, 138580), (104, 130585), (130, 104468), (140, 97006), (164, 82810), (169, 80360), (182, 74620), (196, 69290), (205, 66248), (245, 55432), (260, 52234), (280, 48503), (287, 47320), (328, 41405), (338, 40180), (364, 37310), (392, 34645), (410, 33124), (455, 29848), (490, 27716), (520, 26117), (533, 25480), (574, 23660), (637, 21320), (676, 20090), (728, 18655), (820, 16562), (845, 16072), (910, 14924), (980, 13858), (1066, 12740), (1148, 11830), (1183, 11480), (1274, 10660), (1352, 10045), (1435, 9464), (1640, 8281), (1690, 8036), (1820, 7462), (1960, 6929), (2009, 6760), (2132, 6370), (2296, 5915), (2366, 5740), (2548, 5330), (2665, 5096), (2870, 4732), (3185, 4264), (3380, 4018), (3640, 3731)]