215458008

素因数分解:

$2^3\times 3^1\times {\mathrm{157}}^1\times {\mathrm{211}}^1\times {\mathrm{271}}^1$

素因数の和:648

約数の個数: 64

約数和(自身を含む): 546654720

約数和(自身を除く): 331196712

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 157, 211, 271, 314, 422, 471, 542, 628, 633, 813, 844, 942, 1084, 1256, 1266, 1626, 1688, 1884, 2168, 2532, 3252, 3768, 5064, 6504, 33127, 42547, 57181, 66254, 85094, 99381, 114362, 127641, 132508, 170188, 171543, 198762, 228724, 255282, 265016, 340376, 343086, 397524, 457448, 510564, 686172, 795048, 1021128, 1372344, 8977417, 17954834, 26932251, 35909668, 53864502, 71819336, 107729004, 215458008]

約数ペア:

[(1, 215458008), (2, 107729004), (3, 71819336), (4, 53864502), (6, 35909668), (8, 26932251), (12, 17954834), (24, 8977417), (157, 1372344), (211, 1021128), (271, 795048), (314, 686172), (422, 510564), (471, 457448), (542, 397524), (628, 343086), (633, 340376), (813, 265016), (844, 255282), (942, 228724), (1084, 198762), (1256, 171543), (1266, 170188), (1626, 132508), (1688, 127641), (1884, 114362), (2168, 99381), (2532, 85094), (3252, 66254), (3768, 57181), (5064, 42547), (6504, 33127)]