628793568

素因数分解:

$2^5\times 3^2\times {\mathrm{13}}^2\times {\mathrm{12919}}^1$

素因数の和:12961

約数の個数: 108

約数和(自身を含む): 1936410840

約数和(自身を除く): 1307617272

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 32, 36, 39, 48, 52, 72, 78, 96, 104, 117, 144, 156, 169, 208, 234, 288, 312, 338, 416, 468, 507, 624, 676, 936, 1014, 1248, 1352, 1521, 1872, 2028, 2704, 3042, 3744, 4056, 5408, 6084, 8112, 12168, 12919, 16224, 24336, 25838, 38757, 48672, 51676, 77514, 103352, 116271, 155028, 167947, 206704, 232542, 310056, 335894, 413408, 465084, 503841, 620112, 671788, 930168, 1007682, 1240224, 1343576, 1511523, 1860336, 2015364, 2183311, 2687152, 3023046, 3720672, 4030728, 4366622, 5374304, 6046092, 6549933, 8061456, 8733244, 12092184, 13099866, 16122912, 17466488, 19649799, 24184368, 26199732, 34932976, 39299598, 48368736, 52399464, 69865952, 78599196, 104798928, 157198392, 209597856, 314396784, 628793568]

約数ペア:

[(1, 628793568), (2, 314396784), (3, 209597856), (4, 157198392), (6, 104798928), (8, 78599196), (9, 69865952), (12, 52399464), (13, 48368736), (16, 39299598), (18, 34932976), (24, 26199732), (26, 24184368), (32, 19649799), (36, 17466488), (39, 16122912), (48, 13099866), (52, 12092184), (72, 8733244), (78, 8061456), (96, 6549933), (104, 6046092), (117, 5374304), (144, 4366622), (156, 4030728), (169, 3720672), (208, 3023046), (234, 2687152), (288, 2183311), (312, 2015364), (338, 1860336), (416, 1511523), (468, 1343576), (507, 1240224), (624, 1007682), (676, 930168), (936, 671788), (1014, 620112), (1248, 503841), (1352, 465084), (1521, 413408), (1872, 335894), (2028, 310056), (2704, 232542), (3042, 206704), (3744, 167947), (4056, 155028), (5408, 116271), (6084, 103352), (8112, 77514), (12168, 51676), (12919, 48672), (16224, 38757), (24336, 25838)]