72748340

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{3907}}^1$

素因数の和:3949

約数の個数: 72

約数和(自身を含む): 187115040

約数和(自身を除く): 114366700

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 49, 70, 76, 95, 98, 133, 140, 190, 196, 245, 266, 380, 490, 532, 665, 931, 980, 1330, 1862, 2660, 3724, 3907, 4655, 7814, 9310, 15628, 18620, 19535, 27349, 39070, 54698, 74233, 78140, 109396, 136745, 148466, 191443, 273490, 296932, 371165, 382886, 519631, 546980, 742330, 765772, 957215, 1039262, 1484660, 1914430, 2078524, 2598155, 3637417, 3828860, 5196310, 7274834, 10392620, 14549668, 18187085, 36374170, 72748340]

約数ペア:

[(1, 72748340), (2, 36374170), (4, 18187085), (5, 14549668), (7, 10392620), (10, 7274834), (14, 5196310), (19, 3828860), (20, 3637417), (28, 2598155), (35, 2078524), (38, 1914430), (49, 1484660), (70, 1039262), (76, 957215), (95, 765772), (98, 742330), (133, 546980), (140, 519631), (190, 382886), (196, 371165), (245, 296932), (266, 273490), (380, 191443), (490, 148466), (532, 136745), (665, 109396), (931, 78140), (980, 74233), (1330, 54698), (1862, 39070), (2660, 27349), (3724, 19535), (3907, 18620), (4655, 15628), (7814, 9310)]