13681680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{523}}^1$

素因数の和:648

約数の個数: 80

約数和(自身を含む): 42884160

約数和(自身を除く): 29202480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 109, 120, 218, 240, 327, 436, 523, 545, 654, 872, 1046, 1090, 1308, 1569, 1635, 1744, 2092, 2180, 2615, 2616, 3138, 3270, 4184, 4360, 5230, 5232, 6276, 6540, 7845, 8368, 8720, 10460, 12552, 13080, 15690, 20920, 25104, 26160, 31380, 41840, 57007, 62760, 114014, 125520, 171021, 228028, 285035, 342042, 456056, 570070, 684084, 855105, 912112, 1140140, 1368168, 1710210, 2280280, 2736336, 3420420, 4560560, 6840840, 13681680]

約数ペア:

[(1, 13681680), (2, 6840840), (3, 4560560), (4, 3420420), (5, 2736336), (6, 2280280), (8, 1710210), (10, 1368168), (12, 1140140), (15, 912112), (16, 855105), (20, 684084), (24, 570070), (30, 456056), (40, 342042), (48, 285035), (60, 228028), (80, 171021), (109, 125520), (120, 114014), (218, 62760), (240, 57007), (327, 41840), (436, 31380), (523, 26160), (545, 25104), (654, 20920), (872, 15690), (1046, 13080), (1090, 12552), (1308, 10460), (1569, 8720), (1635, 8368), (1744, 7845), (2092, 6540), (2180, 6276), (2615, 5232), (2616, 5230), (3138, 4360), (3270, 4184)]