258528720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{1077203}}^1$

素因数の和:1077219

約数の個数: 40

約数和(自身を含む): 801439776

約数和(自身を除く): 542911056

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 1077203, 2154406, 3231609, 4308812, 5386015, 6463218, 8617624, 10772030, 12926436, 16158045, 17235248, 21544060, 25852872, 32316090, 43088120, 51705744, 64632180, 86176240, 129264360, 258528720]

約数ペア:

[(1, 258528720), (2, 129264360), (3, 86176240), (4, 64632180), (5, 51705744), (6, 43088120), (8, 32316090), (10, 25852872), (12, 21544060), (15, 17235248), (16, 16158045), (20, 12926436), (24, 10772030), (30, 8617624), (40, 6463218), (48, 5386015), (60, 4308812), (80, 3231609), (120, 2154406), (240, 1077203)]