142438320

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{197831}}^1$

素因数の和:197850

約数の個数: 60

約数和(自身を含む): 478357776

約数和(自身を除く): 335919456

約数列:

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

約数ペア:

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