72455640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{7643}}^1$

素因数の和:7736

約数の個数: 64

約数和(自身を含む): 220147200

約数和(自身を除く): 147691560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 79, 120, 158, 237, 316, 395, 474, 632, 790, 948, 1185, 1580, 1896, 2370, 3160, 4740, 7643, 9480, 15286, 22929, 30572, 38215, 45858, 61144, 76430, 91716, 114645, 152860, 183432, 229290, 305720, 458580, 603797, 917160, 1207594, 1811391, 2415188, 3018985, 3622782, 4830376, 6037970, 7245564, 9056955, 12075940, 14491128, 18113910, 24151880, 36227820, 72455640]

約数ペア:

[(1, 72455640), (2, 36227820), (3, 24151880), (4, 18113910), (5, 14491128), (6, 12075940), (8, 9056955), (10, 7245564), (12, 6037970), (15, 4830376), (20, 3622782), (24, 3018985), (30, 2415188), (40, 1811391), (60, 1207594), (79, 917160), (120, 603797), (158, 458580), (237, 305720), (316, 229290), (395, 183432), (474, 152860), (632, 114645), (790, 91716), (948, 76430), (1185, 61144), (1580, 45858), (1896, 38215), (2370, 30572), (3160, 22929), (4740, 15286), (7643, 9480)]