128885340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{27191}}^1$

素因数の和:27282

約数の個数: 48

約数和(自身を含む): 365460480

約数和(自身を除く): 236575140

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 79, 158, 237, 316, 395, 474, 790, 948, 1185, 1580, 2370, 4740, 27191, 54382, 81573, 108764, 135955, 163146, 271910, 326292, 407865, 543820, 815730, 1631460, 2148089, 4296178, 6444267, 8592356, 10740445, 12888534, 21480890, 25777068, 32221335, 42961780, 64442670, 128885340]

約数ペア:

[(1, 128885340), (2, 64442670), (3, 42961780), (4, 32221335), (5, 25777068), (6, 21480890), (10, 12888534), (12, 10740445), (15, 8592356), (20, 6444267), (30, 4296178), (60, 2148089), (79, 1631460), (158, 815730), (237, 543820), (316, 407865), (395, 326292), (474, 271910), (790, 163146), (948, 135955), (1185, 108764), (1580, 81573), (2370, 54382), (4740, 27191)]