6861720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{211}}^1\times {\mathrm{271}}^1$

素因数の和:496

約数の個数: 64

約数和(自身を含む): 20759040

約数和(自身を除く): 13897320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 211, 271, 422, 542, 633, 813, 844, 1055, 1084, 1266, 1355, 1626, 1688, 2110, 2168, 2532, 2710, 3165, 3252, 4065, 4220, 5064, 5420, 6330, 6504, 8130, 8440, 10840, 12660, 16260, 25320, 32520, 57181, 114362, 171543, 228724, 285905, 343086, 457448, 571810, 686172, 857715, 1143620, 1372344, 1715430, 2287240, 3430860, 6861720]

約数ペア:

[(1, 6861720), (2, 3430860), (3, 2287240), (4, 1715430), (5, 1372344), (6, 1143620), (8, 857715), (10, 686172), (12, 571810), (15, 457448), (20, 343086), (24, 285905), (30, 228724), (40, 171543), (60, 114362), (120, 57181), (211, 32520), (271, 25320), (422, 16260), (542, 12660), (633, 10840), (813, 8440), (844, 8130), (1055, 6504), (1084, 6330), (1266, 5420), (1355, 5064), (1626, 4220), (1688, 4065), (2110, 3252), (2168, 3165), (2532, 2710)]