31603440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{11971}}^1$

素因数の和:11998

約数の個数: 80

約数和(自身を含む): 106886016

約数和(自身を除く): 75282576

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 48, 55, 60, 66, 80, 88, 110, 120, 132, 165, 176, 220, 240, 264, 330, 440, 528, 660, 880, 1320, 2640, 11971, 23942, 35913, 47884, 59855, 71826, 95768, 119710, 131681, 143652, 179565, 191536, 239420, 263362, 287304, 359130, 395043, 478840, 526724, 574608, 658405, 718260, 790086, 957680, 1053448, 1316810, 1436520, 1580172, 1975215, 2106896, 2633620, 2873040, 3160344, 3950430, 5267240, 6320688, 7900860, 10534480, 15801720, 31603440]

約数ペア:

[(1, 31603440), (2, 15801720), (3, 10534480), (4, 7900860), (5, 6320688), (6, 5267240), (8, 3950430), (10, 3160344), (11, 2873040), (12, 2633620), (15, 2106896), (16, 1975215), (20, 1580172), (22, 1436520), (24, 1316810), (30, 1053448), (33, 957680), (40, 790086), (44, 718260), (48, 658405), (55, 574608), (60, 526724), (66, 478840), (80, 395043), (88, 359130), (110, 287304), (120, 263362), (132, 239420), (165, 191536), (176, 179565), (220, 143652), (240, 131681), (264, 119710), (330, 95768), (440, 71826), (528, 59855), (660, 47884), (880, 35913), (1320, 23942), (2640, 11971)]