221492730

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{383}}^1\times {\mathrm{521}}^1$

素因数の和:951

約数の個数: 64

約数和(自身を含む): 548425728

約数和(自身を除く): 326932998

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 37, 74, 111, 185, 222, 370, 383, 521, 555, 766, 1042, 1110, 1149, 1563, 1915, 2298, 2605, 3126, 3830, 5210, 5745, 7815, 11490, 14171, 15630, 19277, 28342, 38554, 42513, 57831, 70855, 85026, 96385, 115662, 141710, 192770, 199543, 212565, 289155, 399086, 425130, 578310, 598629, 997715, 1197258, 1995430, 2993145, 5986290, 7383091, 14766182, 22149273, 36915455, 44298546, 73830910, 110746365, 221492730]

約数ペア:

[(1, 221492730), (2, 110746365), (3, 73830910), (5, 44298546), (6, 36915455), (10, 22149273), (15, 14766182), (30, 7383091), (37, 5986290), (74, 2993145), (111, 1995430), (185, 1197258), (222, 997715), (370, 598629), (383, 578310), (521, 425130), (555, 399086), (766, 289155), (1042, 212565), (1110, 199543), (1149, 192770), (1563, 141710), (1915, 115662), (2298, 96385), (2605, 85026), (3126, 70855), (3830, 57831), (5210, 42513), (5745, 38554), (7815, 28342), (11490, 19277), (14171, 15630)]