389395320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{173}}^1\times {\mathrm{18757}}^1$

素因数の和:18944

約数の個数: 64

約数和(自身を含む): 1175001120

約数和(自身を除く): 785605800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 173, 346, 519, 692, 865, 1038, 1384, 1730, 2076, 2595, 3460, 4152, 5190, 6920, 10380, 18757, 20760, 37514, 56271, 75028, 93785, 112542, 150056, 187570, 225084, 281355, 375140, 450168, 562710, 750280, 1125420, 2250840, 3244961, 6489922, 9734883, 12979844, 16224805, 19469766, 25959688, 32449610, 38939532, 48674415, 64899220, 77879064, 97348830, 129798440, 194697660, 389395320]

約数ペア:

[(1, 389395320), (2, 194697660), (3, 129798440), (4, 97348830), (5, 77879064), (6, 64899220), (8, 48674415), (10, 38939532), (12, 32449610), (15, 25959688), (20, 19469766), (24, 16224805), (30, 12979844), (40, 9734883), (60, 6489922), (120, 3244961), (173, 2250840), (346, 1125420), (519, 750280), (692, 562710), (865, 450168), (1038, 375140), (1384, 281355), (1730, 225084), (2076, 187570), (2595, 150056), (3460, 112542), (4152, 93785), (5190, 75028), (6920, 56271), (10380, 37514), (18757, 20760)]