289400520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{141863}}^1$

素因数の和:141894

約数の個数: 64

約数和(自身を含む): 919278720

約数和(自身を除く): 629878200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 170, 204, 255, 340, 408, 510, 680, 1020, 2040, 141863, 283726, 425589, 567452, 709315, 851178, 1134904, 1418630, 1702356, 2127945, 2411671, 2837260, 3404712, 4255890, 4823342, 5674520, 7235013, 8511780, 9646684, 12058355, 14470026, 17023560, 19293368, 24116710, 28940052, 36175065, 48233420, 57880104, 72350130, 96466840, 144700260, 289400520]

約数ペア:

[(1, 289400520), (2, 144700260), (3, 96466840), (4, 72350130), (5, 57880104), (6, 48233420), (8, 36175065), (10, 28940052), (12, 24116710), (15, 19293368), (17, 17023560), (20, 14470026), (24, 12058355), (30, 9646684), (34, 8511780), (40, 7235013), (51, 5674520), (60, 4823342), (68, 4255890), (85, 3404712), (102, 2837260), (120, 2411671), (136, 2127945), (170, 1702356), (204, 1418630), (255, 1134904), (340, 851178), (408, 709315), (510, 567452), (680, 425589), (1020, 283726), (2040, 141863)]