180820920

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{167}}^1\times {\mathrm{1289}}^1$

素因数の和:1477

約数の個数: 128

約数和(自身を含む): 624153600

約数和(自身を除く): 443332680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 167, 168, 210, 280, 334, 420, 501, 668, 835, 840, 1002, 1169, 1289, 1336, 1670, 2004, 2338, 2505, 2578, 3340, 3507, 3867, 4008, 4676, 5010, 5156, 5845, 6445, 6680, 7014, 7734, 9023, 9352, 10020, 10312, 11690, 12890, 14028, 15468, 17535, 18046, 19335, 20040, 23380, 25780, 27069, 28056, 30936, 35070, 36092, 38670, 45115, 46760, 51560, 54138, 70140, 72184, 77340, 90230, 108276, 135345, 140280, 154680, 180460, 215263, 216552, 270690, 360920, 430526, 541380, 645789, 861052, 1076315, 1082760, 1291578, 1506841, 1722104, 2152630, 2583156, 3013682, 3228945, 4305260, 4520523, 5166312, 6027364, 6457890, 7534205, 8610520, 9041046, 12054728, 12915780, 15068410, 18082092, 22602615, 25831560, 30136820, 36164184, 45205230, 60273640, 90410460, 180820920]

約数ペア:

[(1, 180820920), (2, 90410460), (3, 60273640), (4, 45205230), (5, 36164184), (6, 30136820), (7, 25831560), (8, 22602615), (10, 18082092), (12, 15068410), (14, 12915780), (15, 12054728), (20, 9041046), (21, 8610520), (24, 7534205), (28, 6457890), (30, 6027364), (35, 5166312), (40, 4520523), (42, 4305260), (56, 3228945), (60, 3013682), (70, 2583156), (84, 2152630), (105, 1722104), (120, 1506841), (140, 1291578), (167, 1082760), (168, 1076315), (210, 861052), (280, 645789), (334, 541380), (420, 430526), (501, 360920), (668, 270690), (835, 216552), (840, 215263), (1002, 180460), (1169, 154680), (1289, 140280), (1336, 135345), (1670, 108276), (2004, 90230), (2338, 77340), (2505, 72184), (2578, 70140), (3340, 54138), (3507, 51560), (3867, 46760), (4008, 45115), (4676, 38670), (5010, 36092), (5156, 35070), (5845, 30936), (6445, 28056), (6680, 27069), (7014, 25780), (7734, 23380), (9023, 20040), (9352, 19335), (10020, 18046), (10312, 17535), (11690, 15468), (12890, 14028)]