7400120

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1$

素因数の和:157

約数の個数: 128

約数和(自身を含む): 21772800

約数和(自身を除く): 14372680

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 19, 20, 26, 28, 35, 38, 40, 52, 56, 65, 70, 76, 91, 95, 104, 107, 130, 133, 140, 152, 182, 190, 214, 247, 260, 266, 280, 364, 380, 428, 455, 494, 520, 532, 535, 665, 728, 749, 760, 856, 910, 988, 1064, 1070, 1235, 1330, 1391, 1498, 1729, 1820, 1976, 2033, 2140, 2470, 2660, 2782, 2996, 3458, 3640, 3745, 4066, 4280, 4940, 5320, 5564, 5992, 6916, 6955, 7490, 8132, 8645, 9737, 9880, 10165, 11128, 13832, 13910, 14231, 14980, 16264, 17290, 19474, 20330, 26429, 27820, 28462, 29960, 34580, 38948, 40660, 48685, 52858, 55640, 56924, 69160, 71155, 77896, 81320, 97370, 105716, 113848, 132145, 142310, 185003, 194740, 211432, 264290, 284620, 370006, 389480, 528580, 569240, 740012, 925015, 1057160, 1480024, 1850030, 3700060, 7400120]

約数ペア:

[(1, 7400120), (2, 3700060), (4, 1850030), (5, 1480024), (7, 1057160), (8, 925015), (10, 740012), (13, 569240), (14, 528580), (19, 389480), (20, 370006), (26, 284620), (28, 264290), (35, 211432), (38, 194740), (40, 185003), (52, 142310), (56, 132145), (65, 113848), (70, 105716), (76, 97370), (91, 81320), (95, 77896), (104, 71155), (107, 69160), (130, 56924), (133, 55640), (140, 52858), (152, 48685), (182, 40660), (190, 38948), (214, 34580), (247, 29960), (260, 28462), (266, 27820), (280, 26429), (364, 20330), (380, 19474), (428, 17290), (455, 16264), (494, 14980), (520, 14231), (532, 13910), (535, 13832), (665, 11128), (728, 10165), (749, 9880), (760, 9737), (856, 8645), (910, 8132), (988, 7490), (1064, 6955), (1070, 6916), (1235, 5992), (1330, 5564), (1391, 5320), (1498, 4940), (1729, 4280), (1820, 4066), (1976, 3745), (2033, 3640), (2140, 3458), (2470, 2996), (2660, 2782)]