16801740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{269}}^1\times {\mathrm{347}}^1$

素因数の和:631

約数の個数: 72

約数和(自身を含む): 51302160

約数和(自身を除く): 34500420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 269, 347, 538, 694, 807, 1041, 1076, 1345, 1388, 1614, 1735, 2082, 2421, 2690, 3123, 3228, 3470, 4035, 4164, 4842, 5205, 5380, 6246, 6940, 8070, 9684, 10410, 12105, 12492, 15615, 16140, 20820, 24210, 31230, 48420, 62460, 93343, 186686, 280029, 373372, 466715, 560058, 840087, 933430, 1120116, 1400145, 1680174, 1866860, 2800290, 3360348, 4200435, 5600580, 8400870, 16801740]

約数ペア:

[(1, 16801740), (2, 8400870), (3, 5600580), (4, 4200435), (5, 3360348), (6, 2800290), (9, 1866860), (10, 1680174), (12, 1400145), (15, 1120116), (18, 933430), (20, 840087), (30, 560058), (36, 466715), (45, 373372), (60, 280029), (90, 186686), (180, 93343), (269, 62460), (347, 48420), (538, 31230), (694, 24210), (807, 20820), (1041, 16140), (1076, 15615), (1345, 12492), (1388, 12105), (1614, 10410), (1735, 9684), (2082, 8070), (2421, 6940), (2690, 6246), (3123, 5380), (3228, 5205), (3470, 4842), (4035, 4164)]