78528720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{327203}}^1$

素因数の和:327219

約数の個数: 40

約数和(自身を含む): 243439776

約数和(自身を除く): 164911056

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 327203, 654406, 981609, 1308812, 1636015, 1963218, 2617624, 3272030, 3926436, 4908045, 5235248, 6544060, 7852872, 9816090, 13088120, 15705744, 19632180, 26176240, 39264360, 78528720]

約数ペア:

[(1, 78528720), (2, 39264360), (3, 26176240), (4, 19632180), (5, 15705744), (6, 13088120), (8, 9816090), (10, 7852872), (12, 6544060), (15, 5235248), (16, 4908045), (20, 3926436), (24, 3272030), (30, 2617624), (40, 1963218), (48, 1636015), (60, 1308812), (80, 981609), (120, 654406), (240, 327203)]