837480

素因数分解:

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

素因数の和:1018

約数の個数: 64

約数和(自身を含む): 2874240

約数和(自身を除く): 2036760

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, 168, 210, 280, 420, 840, 997, 1994, 2991, 3988, 4985, 5982, 6979, 7976, 9970, 11964, 13958, 14955, 19940, 20937, 23928, 27916, 29910, 34895, 39880, 41874, 55832, 59820, 69790, 83748, 104685, 119640, 139580, 167496, 209370, 279160, 418740, 837480]

約数ペア:

[(1, 837480), (2, 418740), (3, 279160), (4, 209370), (5, 167496), (6, 139580), (7, 119640), (8, 104685), (10, 83748), (12, 69790), (14, 59820), (15, 55832), (20, 41874), (21, 39880), (24, 34895), (28, 29910), (30, 27916), (35, 23928), (40, 20937), (42, 19940), (56, 14955), (60, 13958), (70, 11964), (84, 9970), (105, 7976), (120, 6979), (140, 5982), (168, 4985), (210, 3988), (280, 2991), (420, 1994), (840, 997)]