348984860

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{53}}^1\times {\mathrm{6719}}^1$

素因数の和:6795

約数の個数: 72

約数和(自身を含む): 868734720

約数和(自身を除く): 519749860

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 53, 70, 98, 106, 140, 196, 212, 245, 265, 371, 490, 530, 742, 980, 1060, 1484, 1855, 2597, 3710, 5194, 6719, 7420, 10388, 12985, 13438, 25970, 26876, 33595, 47033, 51940, 67190, 94066, 134380, 188132, 235165, 329231, 356107, 470330, 658462, 712214, 940660, 1316924, 1424428, 1646155, 1780535, 2492749, 3292310, 3561070, 4985498, 6584620, 7122140, 9970996, 12463745, 17449243, 24927490, 34898486, 49854980, 69796972, 87246215, 174492430, 348984860]

約数ペア:

[(1, 348984860), (2, 174492430), (4, 87246215), (5, 69796972), (7, 49854980), (10, 34898486), (14, 24927490), (20, 17449243), (28, 12463745), (35, 9970996), (49, 7122140), (53, 6584620), (70, 4985498), (98, 3561070), (106, 3292310), (140, 2492749), (196, 1780535), (212, 1646155), (245, 1424428), (265, 1316924), (371, 940660), (490, 712214), (530, 658462), (742, 470330), (980, 356107), (1060, 329231), (1484, 235165), (1855, 188132), (2597, 134380), (3710, 94066), (5194, 67190), (6719, 51940), (7420, 47033), (10388, 33595), (12985, 26876), (13438, 25970)]