284876640

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{197831}}^1$

素因数の和:197852

約数の個数: 72

約数和(自身を含む): 972146448

約数和(自身を除く): 687269808

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, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 197831, 395662, 593493, 791324, 989155, 1186986, 1582648, 1780479, 1978310, 2373972, 2967465, 3165296, 3560958, 3956620, 4747944, 5934930, 6330592, 7121916, 7913240, 8902395, 9495888, 11869860, 14243832, 15826480, 17804790, 18991776, 23739720, 28487664, 31652960, 35609580, 47479440, 56975328, 71219160, 94958880, 142438320, 284876640]

約数ペア:

[(1, 284876640), (2, 142438320), (3, 94958880), (4, 71219160), (5, 56975328), (6, 47479440), (8, 35609580), (9, 31652960), (10, 28487664), (12, 23739720), (15, 18991776), (16, 17804790), (18, 15826480), (20, 14243832), (24, 11869860), (30, 9495888), (32, 8902395), (36, 7913240), (40, 7121916), (45, 6330592), (48, 5934930), (60, 4747944), (72, 3956620), (80, 3560958), (90, 3165296), (96, 2967465), (120, 2373972), (144, 1978310), (160, 1780479), (180, 1582648), (240, 1186986), (288, 989155), (360, 791324), (480, 593493), (720, 395662), (1440, 197831)]