725417070

素因数分解:

$2^1\times 3^1\times 5^1\times 7^2\times {\mathrm{493481}}^1$

素因数の和:493505

約数の個数: 48

約数和(自身を含む): 2025250128

約数和(自身を除く): 1299833058

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 49, 70, 98, 105, 147, 210, 245, 294, 490, 735, 1470, 493481, 986962, 1480443, 2467405, 2960886, 3454367, 4934810, 6908734, 7402215, 10363101, 14804430, 17271835, 20726202, 24180569, 34543670, 48361138, 51815505, 72541707, 103631010, 120902845, 145083414, 241805690, 362708535, 725417070]

約数ペア:

[(1, 725417070), (2, 362708535), (3, 241805690), (5, 145083414), (6, 120902845), (7, 103631010), (10, 72541707), (14, 51815505), (15, 48361138), (21, 34543670), (30, 24180569), (35, 20726202), (42, 17271835), (49, 14804430), (70, 10363101), (98, 7402215), (105, 6908734), (147, 4934810), (210, 3454367), (245, 2960886), (294, 2467405), (490, 1480443), (735, 986962), (1470, 493481)]