221444880

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{277}}^1\times {\mathrm{3331}}^1$

素因数の和:3624

約数の個数: 80

約数和(自身を含む): 689164224

約数和(自身を除く): 467719344

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 277, 554, 831, 1108, 1385, 1662, 2216, 2770, 3324, 3331, 4155, 4432, 5540, 6648, 6662, 8310, 9993, 11080, 13296, 13324, 16620, 16655, 19986, 22160, 26648, 33240, 33310, 39972, 49965, 53296, 66480, 66620, 79944, 99930, 133240, 159888, 199860, 266480, 399720, 799440, 922687, 1845374, 2768061, 3690748, 4613435, 5536122, 7381496, 9226870, 11072244, 13840305, 14762992, 18453740, 22144488, 27680610, 36907480, 44288976, 55361220, 73814960, 110722440, 221444880]

約数ペア:

[(1, 221444880), (2, 110722440), (3, 73814960), (4, 55361220), (5, 44288976), (6, 36907480), (8, 27680610), (10, 22144488), (12, 18453740), (15, 14762992), (16, 13840305), (20, 11072244), (24, 9226870), (30, 7381496), (40, 5536122), (48, 4613435), (60, 3690748), (80, 2768061), (120, 1845374), (240, 922687), (277, 799440), (554, 399720), (831, 266480), (1108, 199860), (1385, 159888), (1662, 133240), (2216, 99930), (2770, 79944), (3324, 66620), (3331, 66480), (4155, 53296), (4432, 49965), (5540, 39972), (6648, 33310), (6662, 33240), (8310, 26648), (9993, 22160), (11080, 19986), (13296, 16655), (13324, 16620)]