220898100

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{97}}^1\times {\mathrm{7591}}^1$

素因数の和:7705

約数の個数: 72

約数和(自身を含む): 645805888

約数和(自身を除く): 424907788

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 97, 100, 150, 194, 291, 300, 388, 485, 582, 970, 1164, 1455, 1940, 2425, 2910, 4850, 5820, 7275, 7591, 9700, 14550, 15182, 22773, 29100, 30364, 37955, 45546, 75910, 91092, 113865, 151820, 189775, 227730, 379550, 455460, 569325, 736327, 759100, 1138650, 1472654, 2208981, 2277300, 2945308, 3681635, 4417962, 7363270, 8835924, 11044905, 14726540, 18408175, 22089810, 36816350, 44179620, 55224525, 73632700, 110449050, 220898100]

約数ペア:

[(1, 220898100), (2, 110449050), (3, 73632700), (4, 55224525), (5, 44179620), (6, 36816350), (10, 22089810), (12, 18408175), (15, 14726540), (20, 11044905), (25, 8835924), (30, 7363270), (50, 4417962), (60, 3681635), (75, 2945308), (97, 2277300), (100, 2208981), (150, 1472654), (194, 1138650), (291, 759100), (300, 736327), (388, 569325), (485, 455460), (582, 379550), (970, 227730), (1164, 189775), (1455, 151820), (1940, 113865), (2425, 91092), (2910, 75910), (4850, 45546), (5820, 37955), (7275, 30364), (7591, 29100), (9700, 22773), (14550, 15182)]