144814840

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{173}}^1\times {\mathrm{1231}}^1$

素因数の和:1432

約数の個数: 64

約数和(自身を含む): 347276160

約数和(自身を除く): 202461320

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 173, 340, 346, 680, 692, 865, 1231, 1384, 1730, 2462, 2941, 3460, 4924, 5882, 6155, 6920, 9848, 11764, 12310, 14705, 20927, 23528, 24620, 29410, 41854, 49240, 58820, 83708, 104635, 117640, 167416, 209270, 212963, 418540, 425926, 837080, 851852, 1064815, 1703704, 2129630, 3620371, 4259260, 7240742, 8518520, 14481484, 18101855, 28962968, 36203710, 72407420, 144814840]

約数ペア:

[(1, 144814840), (2, 72407420), (4, 36203710), (5, 28962968), (8, 18101855), (10, 14481484), (17, 8518520), (20, 7240742), (34, 4259260), (40, 3620371), (68, 2129630), (85, 1703704), (136, 1064815), (170, 851852), (173, 837080), (340, 425926), (346, 418540), (680, 212963), (692, 209270), (865, 167416), (1231, 117640), (1384, 104635), (1730, 83708), (2462, 58820), (2941, 49240), (3460, 41854), (4924, 29410), (5882, 24620), (6155, 23528), (6920, 20927), (9848, 14705), (11764, 12310)]