306810

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{487}}^1$

素因数の和:507

約数の個数: 48

約数和(自身を含む): 913536

約数和(自身を除く): 606726

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 315, 487, 630, 974, 1461, 2435, 2922, 3409, 4383, 4870, 6818, 7305, 8766, 10227, 14610, 17045, 20454, 21915, 30681, 34090, 43830, 51135, 61362, 102270, 153405, 306810]

約数ペア:

[(1, 306810), (2, 153405), (3, 102270), (5, 61362), (6, 51135), (7, 43830), (9, 34090), (10, 30681), (14, 21915), (15, 20454), (18, 17045), (21, 14610), (30, 10227), (35, 8766), (42, 7305), (45, 6818), (63, 4870), (70, 4383), (90, 3409), (105, 2922), (126, 2435), (210, 1461), (315, 974), (487, 630)]