40286880

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{277}}^1$

素因数の和:399

約数の個数: 144

約数和(自身を含む): 139341384

約数和(自身を除く): 99054504

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, 72, 80, 90, 96, 101, 120, 144, 160, 180, 202, 240, 277, 288, 303, 360, 404, 480, 505, 554, 606, 720, 808, 831, 909, 1010, 1108, 1212, 1385, 1440, 1515, 1616, 1662, 1818, 2020, 2216, 2424, 2493, 2770, 3030, 3232, 3324, 3636, 4040, 4155, 4432, 4545, 4848, 4986, 5540, 6060, 6648, 7272, 8080, 8310, 8864, 9090, 9696, 9972, 11080, 12120, 12465, 13296, 14544, 16160, 16620, 18180, 19944, 22160, 24240, 24930, 26592, 27977, 29088, 33240, 36360, 39888, 44320, 48480, 49860, 55954, 66480, 72720, 79776, 83931, 99720, 111908, 132960, 139885, 145440, 167862, 199440, 223816, 251793, 279770, 335724, 398880, 419655, 447632, 503586, 559540, 671448, 839310, 895264, 1007172, 1119080, 1258965, 1342896, 1678620, 2014344, 2238160, 2517930, 2685792, 3357240, 4028688, 4476320, 5035860, 6714480, 8057376, 10071720, 13428960, 20143440, 40286880]

約数ペア:

[(1, 40286880), (2, 20143440), (3, 13428960), (4, 10071720), (5, 8057376), (6, 6714480), (8, 5035860), (9, 4476320), (10, 4028688), (12, 3357240), (15, 2685792), (16, 2517930), (18, 2238160), (20, 2014344), (24, 1678620), (30, 1342896), (32, 1258965), (36, 1119080), (40, 1007172), (45, 895264), (48, 839310), (60, 671448), (72, 559540), (80, 503586), (90, 447632), (96, 419655), (101, 398880), (120, 335724), (144, 279770), (160, 251793), (180, 223816), (202, 199440), (240, 167862), (277, 145440), (288, 139885), (303, 132960), (360, 111908), (404, 99720), (480, 83931), (505, 79776), (554, 72720), (606, 66480), (720, 55954), (808, 49860), (831, 48480), (909, 44320), (1010, 39888), (1108, 36360), (1212, 33240), (1385, 29088), (1440, 27977), (1515, 26592), (1616, 24930), (1662, 24240), (1818, 22160), (2020, 19944), (2216, 18180), (2424, 16620), (2493, 16160), (2770, 14544), (3030, 13296), (3232, 12465), (3324, 12120), (3636, 11080), (4040, 9972), (4155, 9696), (4432, 9090), (4545, 8864), (4848, 8310), (4986, 8080), (5540, 7272), (6060, 6648)]