206679480

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{7937}}^1$

素因数の和:7989

約数の個数: 128

約数和(自身を含む): 731566080

約数和(自身を除く): 524886600

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 31, 35, 40, 42, 56, 60, 62, 70, 84, 93, 105, 120, 124, 140, 155, 168, 186, 210, 217, 248, 280, 310, 372, 420, 434, 465, 620, 651, 744, 840, 868, 930, 1085, 1240, 1302, 1736, 1860, 2170, 2604, 3255, 3720, 4340, 5208, 6510, 7937, 8680, 13020, 15874, 23811, 26040, 31748, 39685, 47622, 55559, 63496, 79370, 95244, 111118, 119055, 158740, 166677, 190488, 222236, 238110, 246047, 277795, 317480, 333354, 444472, 476220, 492094, 555590, 666708, 738141, 833385, 952440, 984188, 1111180, 1230235, 1333416, 1476282, 1666770, 1722329, 1968376, 2222360, 2460470, 2952564, 3333540, 3444658, 3690705, 4920940, 5166987, 5905128, 6667080, 6889316, 7381410, 8611645, 9841880, 10333974, 13778632, 14762820, 17223290, 20667948, 25834935, 29525640, 34446580, 41335896, 51669870, 68893160, 103339740, 206679480]

約数ペア:

[(1, 206679480), (2, 103339740), (3, 68893160), (4, 51669870), (5, 41335896), (6, 34446580), (7, 29525640), (8, 25834935), (10, 20667948), (12, 17223290), (14, 14762820), (15, 13778632), (20, 10333974), (21, 9841880), (24, 8611645), (28, 7381410), (30, 6889316), (31, 6667080), (35, 5905128), (40, 5166987), (42, 4920940), (56, 3690705), (60, 3444658), (62, 3333540), (70, 2952564), (84, 2460470), (93, 2222360), (105, 1968376), (120, 1722329), (124, 1666770), (140, 1476282), (155, 1333416), (168, 1230235), (186, 1111180), (210, 984188), (217, 952440), (248, 833385), (280, 738141), (310, 666708), (372, 555590), (420, 492094), (434, 476220), (465, 444472), (620, 333354), (651, 317480), (744, 277795), (840, 246047), (868, 238110), (930, 222236), (1085, 190488), (1240, 166677), (1302, 158740), (1736, 119055), (1860, 111118), (2170, 95244), (2604, 79370), (3255, 63496), (3720, 55559), (4340, 47622), (5208, 39685), (6510, 31748), (7937, 26040), (8680, 23811), (13020, 15874)]