204084405

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{1657}}^1$

素因数の和:1715

約数の個数: 96

約数和(自身を含む): 446943744

約数和(自身を除く): 242859339

約数列:

[1, 3, 5, 7, 9, 15, 17, 21, 23, 35, 45, 51, 63, 69, 85, 105, 115, 119, 153, 161, 207, 255, 315, 345, 357, 391, 483, 595, 765, 805, 1035, 1071, 1173, 1449, 1657, 1785, 1955, 2415, 2737, 3519, 4971, 5355, 5865, 7245, 8211, 8285, 11599, 13685, 14913, 17595, 24633, 24855, 28169, 34797, 38111, 41055, 57995, 74565, 84507, 104391, 114333, 123165, 140845, 173985, 190555, 197183, 253521, 266777, 342999, 422535, 521955, 571665, 591549, 647887, 800331, 985915, 1267605, 1333885, 1714995, 1774647, 1943661, 2400993, 2957745, 3239435, 4001655, 4535209, 5830983, 8873235, 9718305, 12004965, 13605627, 22676045, 29154915, 40816881, 68028135, 204084405]

約数ペア:

[(1, 204084405), (3, 68028135), (5, 40816881), (7, 29154915), (9, 22676045), (15, 13605627), (17, 12004965), (21, 9718305), (23, 8873235), (35, 5830983), (45, 4535209), (51, 4001655), (63, 3239435), (69, 2957745), (85, 2400993), (105, 1943661), (115, 1774647), (119, 1714995), (153, 1333885), (161, 1267605), (207, 985915), (255, 800331), (315, 647887), (345, 591549), (357, 571665), (391, 521955), (483, 422535), (595, 342999), (765, 266777), (805, 253521), (1035, 197183), (1071, 190555), (1173, 173985), (1449, 140845), (1657, 123165), (1785, 114333), (1955, 104391), (2415, 84507), (2737, 74565), (3519, 57995), (4971, 41055), (5355, 38111), (5865, 34797), (7245, 28169), (8211, 24855), (8285, 24633), (11599, 17595), (13685, 14913)]