31641720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23971}}^1$

素因数の和:23996

約数の個数: 64

約数和(自身を含む): 103559040

約数和(自身を除く): 71917320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 110, 120, 132, 165, 220, 264, 330, 440, 660, 1320, 23971, 47942, 71913, 95884, 119855, 143826, 191768, 239710, 263681, 287652, 359565, 479420, 527362, 575304, 719130, 791043, 958840, 1054724, 1318405, 1438260, 1582086, 2109448, 2636810, 2876520, 3164172, 3955215, 5273620, 6328344, 7910430, 10547240, 15820860, 31641720]

約数ペア:

[(1, 31641720), (2, 15820860), (3, 10547240), (4, 7910430), (5, 6328344), (6, 5273620), (8, 3955215), (10, 3164172), (11, 2876520), (12, 2636810), (15, 2109448), (20, 1582086), (22, 1438260), (24, 1318405), (30, 1054724), (33, 958840), (40, 791043), (44, 719130), (55, 575304), (60, 527362), (66, 479420), (88, 359565), (110, 287652), (120, 263681), (132, 239710), (165, 191768), (220, 143826), (264, 119855), (330, 95884), (440, 71913), (660, 47942), (1320, 23971)]