40368960

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{107}}^1\times {\mathrm{131}}^1$

素因数の和:261

約数の個数: 168

約数和(自身を含む): 141219936

約数和(自身を除く): 100850976

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 107, 120, 131, 144, 160, 180, 192, 214, 240, 262, 288, 320, 321, 360, 393, 428, 480, 524, 535, 576, 642, 655, 720, 786, 856, 960, 963, 1048, 1070, 1179, 1284, 1310, 1440, 1572, 1605, 1712, 1926, 1965, 2096, 2140, 2358, 2568, 2620, 2880, 3144, 3210, 3424, 3852, 3930, 4192, 4280, 4716, 4815, 5136, 5240, 5895, 6288, 6420, 6848, 7704, 7860, 8384, 8560, 9432, 9630, 10272, 10480, 11790, 12576, 12840, 14017, 15408, 15720, 17120, 18864, 19260, 20544, 20960, 23580, 25152, 25680, 28034, 30816, 31440, 34240, 37728, 38520, 41920, 42051, 47160, 51360, 56068, 61632, 62880, 70085, 75456, 77040, 84102, 94320, 102720, 112136, 125760, 126153, 140170, 154080, 168204, 188640, 210255, 224272, 252306, 280340, 308160, 336408, 377280, 420510, 448544, 504612, 560680, 630765, 672816, 841020, 897088, 1009224, 1121360, 1261530, 1345632, 1682040, 2018448, 2242720, 2523060, 2691264, 3364080, 4036896, 4485440, 5046120, 6728160, 8073792, 10092240, 13456320, 20184480, 40368960]

約数ペア:

[(1, 40368960), (2, 20184480), (3, 13456320), (4, 10092240), (5, 8073792), (6, 6728160), (8, 5046120), (9, 4485440), (10, 4036896), (12, 3364080), (15, 2691264), (16, 2523060), (18, 2242720), (20, 2018448), (24, 1682040), (30, 1345632), (32, 1261530), (36, 1121360), (40, 1009224), (45, 897088), (48, 841020), (60, 672816), (64, 630765), (72, 560680), (80, 504612), (90, 448544), (96, 420510), (107, 377280), (120, 336408), (131, 308160), (144, 280340), (160, 252306), (180, 224272), (192, 210255), (214, 188640), (240, 168204), (262, 154080), (288, 140170), (320, 126153), (321, 125760), (360, 112136), (393, 102720), (428, 94320), (480, 84102), (524, 77040), (535, 75456), (576, 70085), (642, 62880), (655, 61632), (720, 56068), (786, 51360), (856, 47160), (960, 42051), (963, 41920), (1048, 38520), (1070, 37728), (1179, 34240), (1284, 31440), (1310, 30816), (1440, 28034), (1572, 25680), (1605, 25152), (1712, 23580), (1926, 20960), (1965, 20544), (2096, 19260), (2140, 18864), (2358, 17120), (2568, 15720), (2620, 15408), (2880, 14017), (3144, 12840), (3210, 12576), (3424, 11790), (3852, 10480), (3930, 10272), (4192, 9630), (4280, 9432), (4716, 8560), (4815, 8384), (5136, 7860), (5240, 7704), (5895, 6848), (6288, 6420)]