15695853880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{271}}^1\times {\mathrm{3391}}^1$

素因数の和:3741

約数の個数: 128

約数和(自身を含む): 41185935360

約数和(自身を除く): 25490081480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 61, 70, 122, 140, 244, 271, 280, 305, 427, 488, 542, 610, 854, 1084, 1220, 1355, 1708, 1897, 2135, 2168, 2440, 2710, 3391, 3416, 3794, 4270, 5420, 6782, 7588, 8540, 9485, 10840, 13564, 15176, 16531, 16955, 17080, 18970, 23737, 27128, 33062, 33910, 37940, 47474, 66124, 67820, 75880, 82655, 94948, 115717, 118685, 132248, 135640, 165310, 189896, 206851, 231434, 237370, 330620, 413702, 462868, 474740, 578585, 661240, 827404, 918961, 925736, 949480, 1034255, 1157170, 1447957, 1654808, 1837922, 2068510, 2314340, 2895914, 3675844, 4137020, 4594805, 4628680, 5791828, 6432727, 7239785, 7351688, 8274040, 9189610, 11583656, 12865454, 14479570, 18379220, 25730908, 28959140, 32163635, 36758440, 51461816, 56056621, 57918280, 64327270, 112113242, 128654540, 224226484, 257309080, 280283105, 392396347, 448452968, 560566210, 784792694, 1121132420, 1569585388, 1961981735, 2242264840, 3139170776, 3923963470, 7847926940, 15695853880]

約数ペア:

[(1, 15695853880), (2, 7847926940), (4, 3923963470), (5, 3139170776), (7, 2242264840), (8, 1961981735), (10, 1569585388), (14, 1121132420), (20, 784792694), (28, 560566210), (35, 448452968), (40, 392396347), (56, 280283105), (61, 257309080), (70, 224226484), (122, 128654540), (140, 112113242), (244, 64327270), (271, 57918280), (280, 56056621), (305, 51461816), (427, 36758440), (488, 32163635), (542, 28959140), (610, 25730908), (854, 18379220), (1084, 14479570), (1220, 12865454), (1355, 11583656), (1708, 9189610), (1897, 8274040), (2135, 7351688), (2168, 7239785), (2440, 6432727), (2710, 5791828), (3391, 4628680), (3416, 4594805), (3794, 4137020), (4270, 3675844), (5420, 2895914), (6782, 2314340), (7588, 2068510), (8540, 1837922), (9485, 1654808), (10840, 1447957), (13564, 1157170), (15176, 1034255), (16531, 949480), (16955, 925736), (17080, 918961), (18970, 827404), (23737, 661240), (27128, 578585), (33062, 474740), (33910, 462868), (37940, 413702), (47474, 330620), (66124, 237370), (67820, 231434), (75880, 206851), (82655, 189896), (94948, 165310), (115717, 135640), (118685, 132248)]