204594780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{20177}}^1$

素因数の和:20215

約数の個数: 72

約数和(自身を含む): 620352432

約数和(自身を除く): 415757652

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 169, 195, 260, 338, 390, 507, 676, 780, 845, 1014, 1690, 2028, 2535, 3380, 5070, 10140, 20177, 40354, 60531, 80708, 100885, 121062, 201770, 242124, 262301, 302655, 403540, 524602, 605310, 786903, 1049204, 1210620, 1311505, 1573806, 2623010, 3147612, 3409913, 3934515, 5246020, 6819826, 7869030, 10229739, 13639652, 15738060, 17049565, 20459478, 34099130, 40918956, 51148695, 68198260, 102297390, 204594780]

約数ペア:

[(1, 204594780), (2, 102297390), (3, 68198260), (4, 51148695), (5, 40918956), (6, 34099130), (10, 20459478), (12, 17049565), (13, 15738060), (15, 13639652), (20, 10229739), (26, 7869030), (30, 6819826), (39, 5246020), (52, 3934515), (60, 3409913), (65, 3147612), (78, 2623010), (130, 1573806), (156, 1311505), (169, 1210620), (195, 1049204), (260, 786903), (338, 605310), (390, 524602), (507, 403540), (676, 302655), (780, 262301), (845, 242124), (1014, 201770), (1690, 121062), (2028, 100885), (2535, 80708), (3380, 60531), (5070, 40354), (10140, 20177)]