127604680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{241}}^1$

素因数の和:351

約数の個数: 128

約数和(自身を含む): 345692160

約数和(自身を除く): 218087480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 56, 61, 62, 70, 122, 124, 140, 155, 217, 241, 244, 248, 280, 305, 310, 427, 434, 482, 488, 610, 620, 854, 868, 964, 1085, 1205, 1220, 1240, 1687, 1708, 1736, 1891, 1928, 2135, 2170, 2410, 2440, 3374, 3416, 3782, 4270, 4340, 4820, 6748, 7471, 7564, 8435, 8540, 8680, 9455, 9640, 13237, 13496, 14701, 14942, 15128, 16870, 17080, 18910, 26474, 29402, 29884, 33740, 37355, 37820, 52297, 52948, 58804, 59768, 66185, 67480, 73505, 74710, 75640, 102907, 104594, 105896, 117608, 132370, 147010, 149420, 205814, 209188, 261485, 264740, 294020, 298840, 411628, 418376, 455731, 514535, 522970, 529480, 588040, 823256, 911462, 1029070, 1045940, 1822924, 2058140, 2091880, 2278655, 3190117, 3645848, 4116280, 4557310, 6380234, 9114620, 12760468, 15950585, 18229240, 25520936, 31901170, 63802340, 127604680]

約数ペア:

[(1, 127604680), (2, 63802340), (4, 31901170), (5, 25520936), (7, 18229240), (8, 15950585), (10, 12760468), (14, 9114620), (20, 6380234), (28, 4557310), (31, 4116280), (35, 3645848), (40, 3190117), (56, 2278655), (61, 2091880), (62, 2058140), (70, 1822924), (122, 1045940), (124, 1029070), (140, 911462), (155, 823256), (217, 588040), (241, 529480), (244, 522970), (248, 514535), (280, 455731), (305, 418376), (310, 411628), (427, 298840), (434, 294020), (482, 264740), (488, 261485), (610, 209188), (620, 205814), (854, 149420), (868, 147010), (964, 132370), (1085, 117608), (1205, 105896), (1220, 104594), (1240, 102907), (1687, 75640), (1708, 74710), (1736, 73505), (1891, 67480), (1928, 66185), (2135, 59768), (2170, 58804), (2410, 52948), (2440, 52297), (3374, 37820), (3416, 37355), (3782, 33740), (4270, 29884), (4340, 29402), (4820, 26474), (6748, 18910), (7471, 17080), (7564, 16870), (8435, 15128), (8540, 14942), (8680, 14701), (9455, 13496), (9640, 13237)]