455293720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{10357}}^1$

素因数の和:10532

約数の個数: 64

約数和(自身を含む): 1178326080

約数和(自身を除く): 723032360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 157, 280, 314, 628, 785, 1099, 1256, 1570, 2198, 3140, 4396, 5495, 6280, 8792, 10357, 10990, 20714, 21980, 41428, 43960, 51785, 72499, 82856, 103570, 144998, 207140, 289996, 362495, 414280, 579992, 724990, 1449980, 1626049, 2899960, 3252098, 6504196, 8130245, 11382343, 13008392, 16260490, 22764686, 32520980, 45529372, 56911715, 65041960, 91058744, 113823430, 227646860, 455293720]

約数ペア:

[(1, 455293720), (2, 227646860), (4, 113823430), (5, 91058744), (7, 65041960), (8, 56911715), (10, 45529372), (14, 32520980), (20, 22764686), (28, 16260490), (35, 13008392), (40, 11382343), (56, 8130245), (70, 6504196), (140, 3252098), (157, 2899960), (280, 1626049), (314, 1449980), (628, 724990), (785, 579992), (1099, 414280), (1256, 362495), (1570, 289996), (2198, 207140), (3140, 144998), (4396, 103570), (5495, 82856), (6280, 72499), (8792, 51785), (10357, 43960), (10990, 41428), (20714, 21980)]