128433720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{241}}^1\times {\mathrm{4441}}^1$

素因数の和:4696

約数の個数: 64

約数和(自身を含む): 386987040

約数和(自身を除く): 258553320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 241, 482, 723, 964, 1205, 1446, 1928, 2410, 2892, 3615, 4441, 4820, 5784, 7230, 8882, 9640, 13323, 14460, 17764, 22205, 26646, 28920, 35528, 44410, 53292, 66615, 88820, 106584, 133230, 177640, 266460, 532920, 1070281, 2140562, 3210843, 4281124, 5351405, 6421686, 8562248, 10702810, 12843372, 16054215, 21405620, 25686744, 32108430, 42811240, 64216860, 128433720]

約数ペア:

[(1, 128433720), (2, 64216860), (3, 42811240), (4, 32108430), (5, 25686744), (6, 21405620), (8, 16054215), (10, 12843372), (12, 10702810), (15, 8562248), (20, 6421686), (24, 5351405), (30, 4281124), (40, 3210843), (60, 2140562), (120, 1070281), (241, 532920), (482, 266460), (723, 177640), (964, 133230), (1205, 106584), (1446, 88820), (1928, 66615), (2410, 53292), (2892, 44410), (3615, 35528), (4441, 28920), (4820, 26646), (5784, 22205), (7230, 17764), (8882, 14460), (9640, 13323)]