131484360

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{997}}^1$

素因数の和:1175

約数の個数: 128

約数和(自身を含む): 454129920

約数和(自身を除く): 322645560

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 157, 168, 210, 280, 314, 420, 471, 628, 785, 840, 942, 997, 1099, 1256, 1570, 1884, 1994, 2198, 2355, 2991, 3140, 3297, 3768, 3988, 4396, 4710, 4985, 5495, 5982, 6280, 6594, 6979, 7976, 8792, 9420, 9970, 10990, 11964, 13188, 13958, 14955, 16485, 18840, 19940, 20937, 21980, 23928, 26376, 27916, 29910, 32970, 34895, 39880, 41874, 43960, 55832, 59820, 65940, 69790, 83748, 104685, 119640, 131880, 139580, 156529, 167496, 209370, 279160, 313058, 418740, 469587, 626116, 782645, 837480, 939174, 1095703, 1252232, 1565290, 1878348, 2191406, 2347935, 3130580, 3287109, 3756696, 4382812, 4695870, 5478515, 6261160, 6574218, 8765624, 9391740, 10957030, 13148436, 16435545, 18783480, 21914060, 26296872, 32871090, 43828120, 65742180, 131484360]

約数ペア:

[(1, 131484360), (2, 65742180), (3, 43828120), (4, 32871090), (5, 26296872), (6, 21914060), (7, 18783480), (8, 16435545), (10, 13148436), (12, 10957030), (14, 9391740), (15, 8765624), (20, 6574218), (21, 6261160), (24, 5478515), (28, 4695870), (30, 4382812), (35, 3756696), (40, 3287109), (42, 3130580), (56, 2347935), (60, 2191406), (70, 1878348), (84, 1565290), (105, 1252232), (120, 1095703), (140, 939174), (157, 837480), (168, 782645), (210, 626116), (280, 469587), (314, 418740), (420, 313058), (471, 279160), (628, 209370), (785, 167496), (840, 156529), (942, 139580), (997, 131880), (1099, 119640), (1256, 104685), (1570, 83748), (1884, 69790), (1994, 65940), (2198, 59820), (2355, 55832), (2991, 43960), (3140, 41874), (3297, 39880), (3768, 34895), (3988, 32970), (4396, 29910), (4710, 27916), (4985, 26376), (5495, 23928), (5982, 21980), (6280, 20937), (6594, 19940), (6979, 18840), (7976, 16485), (8792, 14955), (9420, 13958), (9970, 13188), (10990, 11964)]