30921012

素因数分解:

$2^2\times 3^2\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{269}}^1$

素因数の和:413

約数の個数: 72

約数和(自身を含む): 81768960

約数和(自身を除く): 50847948

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 31, 36, 62, 93, 103, 124, 186, 206, 269, 279, 309, 372, 412, 538, 558, 618, 807, 927, 1076, 1116, 1236, 1614, 1854, 2421, 3193, 3228, 3708, 4842, 6386, 8339, 9579, 9684, 12772, 16678, 19158, 25017, 27707, 28737, 33356, 38316, 50034, 55414, 57474, 75051, 83121, 100068, 110828, 114948, 150102, 166242, 249363, 300204, 332484, 498726, 858917, 997452, 1717834, 2576751, 3435668, 5153502, 7730253, 10307004, 15460506, 30921012]

約数ペア:

[(1, 30921012), (2, 15460506), (3, 10307004), (4, 7730253), (6, 5153502), (9, 3435668), (12, 2576751), (18, 1717834), (31, 997452), (36, 858917), (62, 498726), (93, 332484), (103, 300204), (124, 249363), (186, 166242), (206, 150102), (269, 114948), (279, 110828), (309, 100068), (372, 83121), (412, 75051), (538, 57474), (558, 55414), (618, 50034), (807, 38316), (927, 33356), (1076, 28737), (1116, 27707), (1236, 25017), (1614, 19158), (1854, 16678), (2421, 12772), (3193, 9684), (3228, 9579), (3708, 8339), (4842, 6386)]