72805290

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{127}}^1\times {\mathrm{197}}^1$

素因数の和:431

約数の個数: 64

約数和(自身を含む): 178827264

約数和(自身を除く): 106021974

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 97, 127, 194, 197, 254, 291, 381, 394, 485, 582, 591, 635, 762, 970, 985, 1182, 1270, 1455, 1905, 1970, 2910, 2955, 3810, 5910, 12319, 19109, 24638, 25019, 36957, 38218, 50038, 57327, 61595, 73914, 75057, 95545, 114654, 123190, 125095, 150114, 184785, 191090, 250190, 286635, 369570, 375285, 573270, 750570, 2426843, 4853686, 7280529, 12134215, 14561058, 24268430, 36402645, 72805290]

約数ペア:

[(1, 72805290), (2, 36402645), (3, 24268430), (5, 14561058), (6, 12134215), (10, 7280529), (15, 4853686), (30, 2426843), (97, 750570), (127, 573270), (194, 375285), (197, 369570), (254, 286635), (291, 250190), (381, 191090), (394, 184785), (485, 150114), (582, 125095), (591, 123190), (635, 114654), (762, 95545), (970, 75057), (985, 73914), (1182, 61595), (1270, 57327), (1455, 50038), (1905, 38218), (1970, 36957), (2910, 25019), (2955, 24638), (3810, 19109), (5910, 12319)]