79800

素因数分解:

$2^3\times 3^1\times 5^2\times 7^1\times {\mathrm{19}}^1$

素因数の和:45

約数の個数: 96

約数和(自身を含む): 297600

約数和(自身を除く): 217800

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 19, 20, 21, 24, 25, 28, 30, 35, 38, 40, 42, 50, 56, 57, 60, 70, 75, 76, 84, 95, 100, 105, 114, 120, 133, 140, 150, 152, 168, 175, 190, 200, 210, 228, 266, 280, 285, 300, 350, 380, 399, 420, 456, 475, 525, 532, 570, 600, 665, 700, 760, 798, 840, 950, 1050, 1064, 1140, 1330, 1400, 1425, 1596, 1900, 1995, 2100, 2280, 2660, 2850, 3192, 3325, 3800, 3990, 4200, 5320, 5700, 6650, 7980, 9975, 11400, 13300, 15960, 19950, 26600, 39900, 79800]

約数ペア:

[(1, 79800), (2, 39900), (3, 26600), (4, 19950), (5, 15960), (6, 13300), (7, 11400), (8, 9975), (10, 7980), (12, 6650), (14, 5700), (15, 5320), (19, 4200), (20, 3990), (21, 3800), (24, 3325), (25, 3192), (28, 2850), (30, 2660), (35, 2280), (38, 2100), (40, 1995), (42, 1900), (50, 1596), (56, 1425), (57, 1400), (60, 1330), (70, 1140), (75, 1064), (76, 1050), (84, 950), (95, 840), (100, 798), (105, 760), (114, 700), (120, 665), (133, 600), (140, 570), (150, 532), (152, 525), (168, 475), (175, 456), (190, 420), (200, 399), (210, 380), (228, 350), (266, 300), (280, 285)]