211788900

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{31}}^1\times {\mathrm{7591}}^1$

素因数の和:7642

約数の個数: 108

約数和(自身を含む): 685345024

約数和(自身を除く): 473556124

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 31, 36, 45, 50, 60, 62, 75, 90, 93, 100, 124, 150, 155, 180, 186, 225, 279, 300, 310, 372, 450, 465, 558, 620, 775, 900, 930, 1116, 1395, 1550, 1860, 2325, 2790, 3100, 4650, 5580, 6975, 7591, 9300, 13950, 15182, 22773, 27900, 30364, 37955, 45546, 68319, 75910, 91092, 113865, 136638, 151820, 189775, 227730, 235321, 273276, 341595, 379550, 455460, 470642, 569325, 683190, 705963, 759100, 941284, 1138650, 1176605, 1366380, 1411926, 1707975, 2117889, 2277300, 2353210, 2823852, 3415950, 3529815, 4235778, 4706420, 5883025, 6831900, 7059630, 8471556, 10589445, 11766050, 14119260, 17649075, 21178890, 23532100, 35298150, 42357780, 52947225, 70596300, 105894450, 211788900]

約数ペア:

[(1, 211788900), (2, 105894450), (3, 70596300), (4, 52947225), (5, 42357780), (6, 35298150), (9, 23532100), (10, 21178890), (12, 17649075), (15, 14119260), (18, 11766050), (20, 10589445), (25, 8471556), (30, 7059630), (31, 6831900), (36, 5883025), (45, 4706420), (50, 4235778), (60, 3529815), (62, 3415950), (75, 2823852), (90, 2353210), (93, 2277300), (100, 2117889), (124, 1707975), (150, 1411926), (155, 1366380), (180, 1176605), (186, 1138650), (225, 941284), (279, 759100), (300, 705963), (310, 683190), (372, 569325), (450, 470642), (465, 455460), (558, 379550), (620, 341595), (775, 273276), (900, 235321), (930, 227730), (1116, 189775), (1395, 151820), (1550, 136638), (1860, 113865), (2325, 91092), (2790, 75910), (3100, 68319), (4650, 45546), (5580, 37955), (6975, 30364), (7591, 27900), (9300, 22773), (13950, 15182)]