81710910

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{47}}^2\times {\mathrm{137}}^1$

素因数の和:247

約数の個数: 96

約数和(自身を含む): 224255520

約数和(自身を除く): 142544610

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 47, 54, 90, 94, 135, 137, 141, 235, 270, 274, 282, 411, 423, 470, 685, 705, 822, 846, 1233, 1269, 1370, 1410, 2055, 2115, 2209, 2466, 2538, 3699, 4110, 4230, 4418, 6165, 6345, 6439, 6627, 7398, 11045, 12330, 12690, 12878, 13254, 18495, 19317, 19881, 22090, 32195, 33135, 36990, 38634, 39762, 57951, 59643, 64390, 66270, 96585, 99405, 115902, 119286, 173853, 193170, 198810, 289755, 298215, 302633, 347706, 579510, 596430, 605266, 869265, 907899, 1513165, 1738530, 1815798, 2723697, 3026330, 4539495, 5447394, 8171091, 9078990, 13618485, 16342182, 27236970, 40855455, 81710910]

約数ペア:

[(1, 81710910), (2, 40855455), (3, 27236970), (5, 16342182), (6, 13618485), (9, 9078990), (10, 8171091), (15, 5447394), (18, 4539495), (27, 3026330), (30, 2723697), (45, 1815798), (47, 1738530), (54, 1513165), (90, 907899), (94, 869265), (135, 605266), (137, 596430), (141, 579510), (235, 347706), (270, 302633), (274, 298215), (282, 289755), (411, 198810), (423, 193170), (470, 173853), (685, 119286), (705, 115902), (822, 99405), (846, 96585), (1233, 66270), (1269, 64390), (1370, 59643), (1410, 57951), (2055, 39762), (2115, 38634), (2209, 36990), (2466, 33135), (2538, 32195), (3699, 22090), (4110, 19881), (4230, 19317), (4418, 18495), (6165, 13254), (6345, 12878), (6439, 12690), (6627, 12330), (7398, 11045)]