180728100

素因数分解:

$2^2\times 3^2\times 5^2\times 7^1\times {\mathrm{28687}}^1$

素因数の和:28714

約数の個数: 108

約数和(自身を含む): 647430784

約数和(自身を除く): 466702684

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 25, 28, 30, 35, 36, 42, 45, 50, 60, 63, 70, 75, 84, 90, 100, 105, 126, 140, 150, 175, 180, 210, 225, 252, 300, 315, 350, 420, 450, 525, 630, 700, 900, 1050, 1260, 1575, 2100, 3150, 6300, 28687, 57374, 86061, 114748, 143435, 172122, 200809, 258183, 286870, 344244, 401618, 430305, 516366, 573740, 602427, 717175, 803236, 860610, 1004045, 1032732, 1204854, 1290915, 1434350, 1721220, 1807281, 2008090, 2151525, 2409708, 2581830, 2868700, 3012135, 3614562, 4016180, 4303050, 5020225, 5163660, 6024270, 6454575, 7229124, 8606100, 9036405, 10040450, 12048540, 12909150, 15060675, 18072810, 20080900, 25818300, 30121350, 36145620, 45182025, 60242700, 90364050, 180728100]

約数ペア:

[(1, 180728100), (2, 90364050), (3, 60242700), (4, 45182025), (5, 36145620), (6, 30121350), (7, 25818300), (9, 20080900), (10, 18072810), (12, 15060675), (14, 12909150), (15, 12048540), (18, 10040450), (20, 9036405), (21, 8606100), (25, 7229124), (28, 6454575), (30, 6024270), (35, 5163660), (36, 5020225), (42, 4303050), (45, 4016180), (50, 3614562), (60, 3012135), (63, 2868700), (70, 2581830), (75, 2409708), (84, 2151525), (90, 2008090), (100, 1807281), (105, 1721220), (126, 1434350), (140, 1290915), (150, 1204854), (175, 1032732), (180, 1004045), (210, 860610), (225, 803236), (252, 717175), (300, 602427), (315, 573740), (350, 516366), (420, 430305), (450, 401618), (525, 344244), (630, 286870), (700, 258183), (900, 200809), (1050, 172122), (1260, 143435), (1575, 114748), (2100, 86061), (3150, 57374), (6300, 28687)]