40266720

素因数分解:

$2^5\times 3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{239}}^1$

素因数の和:279

約数の個数: 240

約数和(自身を含む): 153679680

約数和(自身を除く): 113412960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 27, 30, 32, 36, 39, 40, 45, 48, 52, 54, 60, 65, 72, 78, 80, 81, 90, 96, 104, 108, 117, 120, 130, 135, 144, 156, 160, 162, 180, 195, 208, 216, 234, 239, 240, 260, 270, 288, 312, 324, 351, 360, 390, 405, 416, 432, 468, 478, 480, 520, 540, 585, 624, 648, 702, 717, 720, 780, 810, 864, 936, 956, 1040, 1053, 1080, 1170, 1195, 1248, 1296, 1404, 1434, 1440, 1560, 1620, 1755, 1872, 1912, 2080, 2106, 2151, 2160, 2340, 2390, 2592, 2808, 2868, 3107, 3120, 3240, 3510, 3585, 3744, 3824, 4212, 4302, 4320, 4680, 4780, 5265, 5616, 5736, 6214, 6240, 6453, 6480, 7020, 7170, 7648, 8424, 8604, 9321, 9360, 9560, 10530, 10755, 11232, 11472, 12428, 12906, 12960, 14040, 14340, 15535, 16848, 17208, 18642, 18720, 19120, 19359, 21060, 21510, 22944, 24856, 25812, 27963, 28080, 28680, 31070, 32265, 33696, 34416, 37284, 38240, 38718, 42120, 43020, 46605, 49712, 51624, 55926, 56160, 57360, 62140, 64530, 68832, 74568, 77436, 83889, 84240, 86040, 93210, 96795, 99424, 103248, 111852, 114720, 124280, 129060, 139815, 149136, 154872, 167778, 168480, 172080, 186420, 193590, 206496, 223704, 248560, 251667, 258120, 279630, 298272, 309744, 335556, 344160, 372840, 387180, 419445, 447408, 497120, 503334, 516240, 559260, 619488, 671112, 745680, 774360, 838890, 894816, 1006668, 1032480, 1118520, 1258335, 1342224, 1491360, 1548720, 1677780, 2013336, 2237040, 2516670, 2684448, 3097440, 3355560, 4026672, 4474080, 5033340, 6711120, 8053344, 10066680, 13422240, 20133360, 40266720]

約数ペア:

[(1, 40266720), (2, 20133360), (3, 13422240), (4, 10066680), (5, 8053344), (6, 6711120), (8, 5033340), (9, 4474080), (10, 4026672), (12, 3355560), (13, 3097440), (15, 2684448), (16, 2516670), (18, 2237040), (20, 2013336), (24, 1677780), (26, 1548720), (27, 1491360), (30, 1342224), (32, 1258335), (36, 1118520), (39, 1032480), (40, 1006668), (45, 894816), (48, 838890), (52, 774360), (54, 745680), (60, 671112), (65, 619488), (72, 559260), (78, 516240), (80, 503334), (81, 497120), (90, 447408), (96, 419445), (104, 387180), (108, 372840), (117, 344160), (120, 335556), (130, 309744), (135, 298272), (144, 279630), (156, 258120), (160, 251667), (162, 248560), (180, 223704), (195, 206496), (208, 193590), (216, 186420), (234, 172080), (239, 168480), (240, 167778), (260, 154872), (270, 149136), (288, 139815), (312, 129060), (324, 124280), (351, 114720), (360, 111852), (390, 103248), (405, 99424), (416, 96795), (432, 93210), (468, 86040), (478, 84240), (480, 83889), (520, 77436), (540, 74568), (585, 68832), (624, 64530), (648, 62140), (702, 57360), (717, 56160), (720, 55926), (780, 51624), (810, 49712), (864, 46605), (936, 43020), (956, 42120), (1040, 38718), (1053, 38240), (1080, 37284), (1170, 34416), (1195, 33696), (1248, 32265), (1296, 31070), (1404, 28680), (1434, 28080), (1440, 27963), (1560, 25812), (1620, 24856), (1755, 22944), (1872, 21510), (1912, 21060), (2080, 19359), (2106, 19120), (2151, 18720), (2160, 18642), (2340, 17208), (2390, 16848), (2592, 15535), (2808, 14340), (2868, 14040), (3107, 12960), (3120, 12906), (3240, 12428), (3510, 11472), (3585, 11232), (3744, 10755), (3824, 10530), (4212, 9560), (4302, 9360), (4320, 9321), (4680, 8604), (4780, 8424), (5265, 7648), (5616, 7170), (5736, 7020), (6214, 6480), (6240, 6453)]