678257604

素因数分解:

$2^2\times 3^3\times {\mathrm{71}}^1\times {\mathrm{197}}^1\times {\mathrm{449}}^1$

素因数の和:730

約数の個数: 96

約数和(自身を含む): 1796256000

約数和(自身を除く): 1117998396

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 71, 108, 142, 197, 213, 284, 394, 426, 449, 591, 639, 788, 852, 898, 1182, 1278, 1347, 1773, 1796, 1917, 2364, 2556, 2694, 3546, 3834, 4041, 5319, 5388, 7092, 7668, 8082, 10638, 12123, 13987, 16164, 21276, 24246, 27974, 31879, 41961, 48492, 55948, 63758, 83922, 88453, 95637, 125883, 127516, 167844, 176906, 191274, 251766, 265359, 286911, 353812, 377649, 382548, 503532, 530718, 573822, 755298, 796077, 860733, 1061436, 1147644, 1510596, 1592154, 1721466, 2388231, 3184308, 3442932, 4776462, 6280163, 9552924, 12560326, 18840489, 25120652, 37680978, 56521467, 75361956, 113042934, 169564401, 226085868, 339128802, 678257604]

約数ペア:

[(1, 678257604), (2, 339128802), (3, 226085868), (4, 169564401), (6, 113042934), (9, 75361956), (12, 56521467), (18, 37680978), (27, 25120652), (36, 18840489), (54, 12560326), (71, 9552924), (108, 6280163), (142, 4776462), (197, 3442932), (213, 3184308), (284, 2388231), (394, 1721466), (426, 1592154), (449, 1510596), (591, 1147644), (639, 1061436), (788, 860733), (852, 796077), (898, 755298), (1182, 573822), (1278, 530718), (1347, 503532), (1773, 382548), (1796, 377649), (1917, 353812), (2364, 286911), (2556, 265359), (2694, 251766), (3546, 191274), (3834, 176906), (4041, 167844), (5319, 127516), (5388, 125883), (7092, 95637), (7668, 88453), (8082, 83922), (10638, 63758), (12123, 55948), (13987, 48492), (16164, 41961), (21276, 31879), (24246, 27974)]