218801880

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{5023}}^1$

素因数の和:5062

約数の個数: 144

約数和(自身を含む): 781784640

約数和(自身を除く): 562982760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 55, 60, 66, 72, 88, 90, 99, 110, 120, 121, 132, 165, 180, 198, 220, 242, 264, 330, 360, 363, 396, 440, 484, 495, 605, 660, 726, 792, 968, 990, 1089, 1210, 1320, 1452, 1815, 1980, 2178, 2420, 2904, 3630, 3960, 4356, 4840, 5023, 5445, 7260, 8712, 10046, 10890, 14520, 15069, 20092, 21780, 25115, 30138, 40184, 43560, 45207, 50230, 55253, 60276, 75345, 90414, 100460, 110506, 120552, 150690, 165759, 180828, 200920, 221012, 226035, 276265, 301380, 331518, 361656, 442024, 452070, 497277, 552530, 602760, 607783, 663036, 828795, 904140, 994554, 1105060, 1215566, 1326072, 1657590, 1808280, 1823349, 1989108, 2210120, 2431132, 2486385, 3038915, 3315180, 3646698, 3978216, 4862264, 4972770, 5470047, 6077830, 6630360, 7293396, 9116745, 9945540, 10940094, 12155660, 14586792, 18233490, 19891080, 21880188, 24311320, 27350235, 36466980, 43760376, 54700470, 72933960, 109400940, 218801880]

約数ペア:

[(1, 218801880), (2, 109400940), (3, 72933960), (4, 54700470), (5, 43760376), (6, 36466980), (8, 27350235), (9, 24311320), (10, 21880188), (11, 19891080), (12, 18233490), (15, 14586792), (18, 12155660), (20, 10940094), (22, 9945540), (24, 9116745), (30, 7293396), (33, 6630360), (36, 6077830), (40, 5470047), (44, 4972770), (45, 4862264), (55, 3978216), (60, 3646698), (66, 3315180), (72, 3038915), (88, 2486385), (90, 2431132), (99, 2210120), (110, 1989108), (120, 1823349), (121, 1808280), (132, 1657590), (165, 1326072), (180, 1215566), (198, 1105060), (220, 994554), (242, 904140), (264, 828795), (330, 663036), (360, 607783), (363, 602760), (396, 552530), (440, 497277), (484, 452070), (495, 442024), (605, 361656), (660, 331518), (726, 301380), (792, 276265), (968, 226035), (990, 221012), (1089, 200920), (1210, 180828), (1320, 165759), (1452, 150690), (1815, 120552), (1980, 110506), (2178, 100460), (2420, 90414), (2904, 75345), (3630, 60276), (3960, 55253), (4356, 50230), (4840, 45207), (5023, 43560), (5445, 40184), (7260, 30138), (8712, 25115), (10046, 21780), (10890, 20092), (14520, 15069)]