178308690

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{11959}}^1$

素因数の和:12047

約数の個数: 64

約数和(自身を含む): 496005120

約数和(自身を除く): 317696430

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 71, 105, 142, 210, 213, 355, 426, 497, 710, 994, 1065, 1491, 2130, 2485, 2982, 4970, 7455, 11959, 14910, 23918, 35877, 59795, 71754, 83713, 119590, 167426, 179385, 251139, 358770, 418565, 502278, 837130, 849089, 1255695, 1698178, 2511390, 2547267, 4245445, 5094534, 5943623, 8490890, 11887246, 12736335, 17830869, 25472670, 29718115, 35661738, 59436230, 89154345, 178308690]

約数ペア:

[(1, 178308690), (2, 89154345), (3, 59436230), (5, 35661738), (6, 29718115), (7, 25472670), (10, 17830869), (14, 12736335), (15, 11887246), (21, 8490890), (30, 5943623), (35, 5094534), (42, 4245445), (70, 2547267), (71, 2511390), (105, 1698178), (142, 1255695), (210, 849089), (213, 837130), (355, 502278), (426, 418565), (497, 358770), (710, 251139), (994, 179385), (1065, 167426), (1491, 119590), (2130, 83713), (2485, 71754), (2982, 59795), (4970, 35877), (7455, 23918), (11959, 14910)]