1540890

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{439}}^1$

素因数の和:468

約数の個数: 64

約数和(自身を含む): 4435200

約数和(自身を除く): 2894310

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 27, 30, 39, 45, 54, 65, 78, 90, 117, 130, 135, 195, 234, 270, 351, 390, 439, 585, 702, 878, 1170, 1317, 1755, 2195, 2634, 3510, 3951, 4390, 5707, 6585, 7902, 11414, 11853, 13170, 17121, 19755, 23706, 28535, 34242, 39510, 51363, 57070, 59265, 85605, 102726, 118530, 154089, 171210, 256815, 308178, 513630, 770445, 1540890]

約数ペア:

[(1, 1540890), (2, 770445), (3, 513630), (5, 308178), (6, 256815), (9, 171210), (10, 154089), (13, 118530), (15, 102726), (18, 85605), (26, 59265), (27, 57070), (30, 51363), (39, 39510), (45, 34242), (54, 28535), (65, 23706), (78, 19755), (90, 17121), (117, 13170), (130, 11853), (135, 11414), (195, 7902), (234, 6585), (270, 5707), (351, 4390), (390, 3951), (439, 3510), (585, 2634), (702, 2195), (878, 1755), (1170, 1317)]