390338360

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{18517}}^1$

素因数の和:18576

約数の個数: 64

約数和(自身を含む): 959973120

約数和(自身を除く): 569634760

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 31, 34, 40, 62, 68, 85, 124, 136, 155, 170, 248, 310, 340, 527, 620, 680, 1054, 1240, 2108, 2635, 4216, 5270, 10540, 18517, 21080, 37034, 74068, 92585, 148136, 185170, 314789, 370340, 574027, 629578, 740680, 1148054, 1259156, 1573945, 2296108, 2518312, 2870135, 3147890, 4592216, 5740270, 6295780, 9758459, 11480540, 12591560, 19516918, 22961080, 39033836, 48792295, 78067672, 97584590, 195169180, 390338360]

約数ペア:

[(1, 390338360), (2, 195169180), (4, 97584590), (5, 78067672), (8, 48792295), (10, 39033836), (17, 22961080), (20, 19516918), (31, 12591560), (34, 11480540), (40, 9758459), (62, 6295780), (68, 5740270), (85, 4592216), (124, 3147890), (136, 2870135), (155, 2518312), (170, 2296108), (248, 1573945), (310, 1259156), (340, 1148054), (527, 740680), (620, 629578), (680, 574027), (1054, 370340), (1240, 314789), (2108, 185170), (2635, 148136), (4216, 92585), (5270, 74068), (10540, 37034), (18517, 21080)]