690489618

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{107}}^1\times {\mathrm{223}}^1$

素因数の和:408

約数の個数: 128

約数和(自身を含む): 1755758592

約数和(自身を除く): 1065268974

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 53, 78, 91, 106, 107, 159, 182, 214, 223, 273, 318, 321, 371, 446, 546, 642, 669, 689, 742, 749, 1113, 1338, 1378, 1391, 1498, 1561, 2067, 2226, 2247, 2782, 2899, 3122, 4134, 4173, 4494, 4683, 4823, 5671, 5798, 8346, 8697, 9366, 9646, 9737, 11342, 11819, 14469, 17013, 17394, 19474, 20293, 23638, 23861, 28938, 29211, 34026, 35457, 39697, 40586, 47722, 58422, 60879, 70914, 71583, 73723, 79394, 82733, 119091, 121758, 143166, 147446, 153647, 165466, 167027, 221169, 238182, 248199, 307294, 310193, 334054, 442338, 460941, 496398, 501081, 516061, 620386, 921882, 930579, 1002162, 1032122, 1075529, 1264633, 1548183, 1861158, 2151058, 2171351, 2529266, 3096366, 3226587, 3793899, 4342702, 6453174, 6514053, 7587798, 8852431, 13028106, 16440229, 17704862, 26557293, 32880458, 49320687, 53114586, 98641374, 115081603, 230163206, 345244809, 690489618]

約数ペア:

[(1, 690489618), (2, 345244809), (3, 230163206), (6, 115081603), (7, 98641374), (13, 53114586), (14, 49320687), (21, 32880458), (26, 26557293), (39, 17704862), (42, 16440229), (53, 13028106), (78, 8852431), (91, 7587798), (106, 6514053), (107, 6453174), (159, 4342702), (182, 3793899), (214, 3226587), (223, 3096366), (273, 2529266), (318, 2171351), (321, 2151058), (371, 1861158), (446, 1548183), (546, 1264633), (642, 1075529), (669, 1032122), (689, 1002162), (742, 930579), (749, 921882), (1113, 620386), (1338, 516061), (1378, 501081), (1391, 496398), (1498, 460941), (1561, 442338), (2067, 334054), (2226, 310193), (2247, 307294), (2782, 248199), (2899, 238182), (3122, 221169), (4134, 167027), (4173, 165466), (4494, 153647), (4683, 147446), (4823, 143166), (5671, 121758), (5798, 119091), (8346, 82733), (8697, 79394), (9366, 73723), (9646, 71583), (9737, 70914), (11342, 60879), (11819, 58422), (14469, 47722), (17013, 40586), (17394, 39697), (19474, 35457), (20293, 34026), (23638, 29211), (23861, 28938)]