30505380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{389}}^1\times {\mathrm{1307}}^1$

素因数の和:1708

約数の個数: 48

約数和(自身を含む): 85700160

約数和(自身を除く): 55194780

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 389, 778, 1167, 1307, 1556, 1945, 2334, 2614, 3890, 3921, 4668, 5228, 5835, 6535, 7780, 7842, 11670, 13070, 15684, 19605, 23340, 26140, 39210, 78420, 508423, 1016846, 1525269, 2033692, 2542115, 3050538, 5084230, 6101076, 7626345, 10168460, 15252690, 30505380]

約数ペア:

[(1, 30505380), (2, 15252690), (3, 10168460), (4, 7626345), (5, 6101076), (6, 5084230), (10, 3050538), (12, 2542115), (15, 2033692), (20, 1525269), (30, 1016846), (60, 508423), (389, 78420), (778, 39210), (1167, 26140), (1307, 23340), (1556, 19605), (1945, 15684), (2334, 13070), (2614, 11670), (3890, 7842), (3921, 7780), (4668, 6535), (5228, 5835)]