72413180

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{3889}}^1$

素因数の和:3931

約数の個数: 72

約数和(自身を含む): 186253200

約数和(自身を除く): 113840020

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, 3889, 4655, 7778, 9310, 15556, 18620, 19445, 27223, 38890, 54446, 73891, 77780, 108892, 136115, 147782, 190561, 272230, 295564, 369455, 381122, 517237, 544460, 738910, 762244, 952805, 1034474, 1477820, 1905610, 2068948, 2586185, 3620659, 3811220, 5172370, 7241318, 10344740, 14482636, 18103295, 36206590, 72413180]

約数ペア:

[(1, 72413180), (2, 36206590), (4, 18103295), (5, 14482636), (7, 10344740), (10, 7241318), (14, 5172370), (19, 3811220), (20, 3620659), (28, 2586185), (35, 2068948), (38, 1905610), (49, 1477820), (70, 1034474), (76, 952805), (95, 762244), (98, 738910), (133, 544460), (140, 517237), (190, 381122), (196, 369455), (245, 295564), (266, 272230), (380, 190561), (490, 147782), (532, 136115), (665, 108892), (931, 77780), (980, 73891), (1330, 54446), (1862, 38890), (2660, 27223), (3724, 19445), (3889, 18620), (4655, 15556), (7778, 9310)]