219812640

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{457943}}^1$

素因数の和:457961

約数の個数: 48

約数和(自身を含む): 692411328

約数和(自身を除く): 472598688

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 457943, 915886, 1373829, 1831772, 2289715, 2747658, 3663544, 4579430, 5495316, 6869145, 7327088, 9158860, 10990632, 13738290, 14654176, 18317720, 21981264, 27476580, 36635440, 43962528, 54953160, 73270880, 109906320, 219812640]

約数ペア:

[(1, 219812640), (2, 109906320), (3, 73270880), (4, 54953160), (5, 43962528), (6, 36635440), (8, 27476580), (10, 21981264), (12, 18317720), (15, 14654176), (16, 13738290), (20, 10990632), (24, 9158860), (30, 7327088), (32, 6869145), (40, 5495316), (48, 4579430), (60, 3663544), (80, 2747658), (96, 2289715), (120, 1831772), (160, 1373829), (240, 915886), (480, 457943)]