306099780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{728809}}^1$

素因数の和:728828

約数の個数: 48

約数和(自身を含む): 979520640

約数和(自身を除く): 673420860

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 728809, 1457618, 2186427, 2915236, 3644045, 4372854, 5101663, 7288090, 8745708, 10203326, 10932135, 14576180, 15304989, 20406652, 21864270, 25508315, 30609978, 43728540, 51016630, 61219956, 76524945, 102033260, 153049890, 306099780]

約数ペア:

[(1, 306099780), (2, 153049890), (3, 102033260), (4, 76524945), (5, 61219956), (6, 51016630), (7, 43728540), (10, 30609978), (12, 25508315), (14, 21864270), (15, 20406652), (20, 15304989), (21, 14576180), (28, 10932135), (30, 10203326), (35, 8745708), (42, 7288090), (60, 5101663), (70, 4372854), (84, 3644045), (105, 2915236), (140, 2186427), (210, 1457618), (420, 728809)]