40998120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{107}}^1$

素因数の和:255

約数の個数: 128

約数和(自身を含む): 129392640

約数和(自身を除く): 88394520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 60, 62, 93, 103, 107, 120, 124, 155, 186, 206, 214, 248, 309, 310, 321, 372, 412, 428, 465, 515, 535, 618, 620, 642, 744, 824, 856, 930, 1030, 1070, 1236, 1240, 1284, 1545, 1605, 1860, 2060, 2140, 2472, 2568, 3090, 3193, 3210, 3317, 3720, 4120, 4280, 6180, 6386, 6420, 6634, 9579, 9951, 11021, 12360, 12772, 12840, 13268, 15965, 16585, 19158, 19902, 22042, 25544, 26536, 31930, 33063, 33170, 38316, 39804, 44084, 47895, 49755, 55105, 63860, 66126, 66340, 76632, 79608, 88168, 95790, 99510, 110210, 127720, 132252, 132680, 165315, 191580, 199020, 220420, 264504, 330630, 341651, 383160, 398040, 440840, 661260, 683302, 1024953, 1322520, 1366604, 1708255, 2049906, 2733208, 3416510, 4099812, 5124765, 6833020, 8199624, 10249530, 13666040, 20499060, 40998120]

約数ペア:

[(1, 40998120), (2, 20499060), (3, 13666040), (4, 10249530), (5, 8199624), (6, 6833020), (8, 5124765), (10, 4099812), (12, 3416510), (15, 2733208), (20, 2049906), (24, 1708255), (30, 1366604), (31, 1322520), (40, 1024953), (60, 683302), (62, 661260), (93, 440840), (103, 398040), (107, 383160), (120, 341651), (124, 330630), (155, 264504), (186, 220420), (206, 199020), (214, 191580), (248, 165315), (309, 132680), (310, 132252), (321, 127720), (372, 110210), (412, 99510), (428, 95790), (465, 88168), (515, 79608), (535, 76632), (618, 66340), (620, 66126), (642, 63860), (744, 55105), (824, 49755), (856, 47895), (930, 44084), (1030, 39804), (1070, 38316), (1236, 33170), (1240, 33063), (1284, 31930), (1545, 26536), (1605, 25544), (1860, 22042), (2060, 19902), (2140, 19158), (2472, 16585), (2568, 15965), (3090, 13268), (3193, 12840), (3210, 12772), (3317, 12360), (3720, 11021), (4120, 9951), (4280, 9579), (6180, 6634), (6386, 6420)]