1999287.00000000

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{5381}}^1$

素因数の和:5411

約数の個数: 120

約数和(自身を含む): 156164112

約数和(自身を除く): 113546592

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 48, 55, 60, 66, 72, 80, 88, 90, 99, 110, 120, 132, 144, 165, 176, 180, 198, 220, 240, 264, 330, 360, 396, 440, 495, 528, 660, 720, 792, 880, 990, 1320, 1584, 1980, 2640, 3960, 5381, 7920, 10762, 16143, 21524, 26905, 32286, 43048, 48429, 53810, 59191, 64572, 80715, 86096, 96858, 107620, 118382, 129144, 161430, 177573, 193716, 215240, 236764, 242145, 258288, 295955, 322860, 355146, 387432, 430480, 473528, 484290, 532719, 591910, 645720, 710292, 774864, 887865, 947056, 968580, 1065438, 1183820, 1291440, 1420584, 1775730, 1937160, 2130876, 2367640, 2663595, 2841168, 3551460, 3874320, 4261752, 4735280, 5327190, 7102920, 8523504, 10654380, 14205840, 21308760, 42617520]

約数ペア:

[(1, 42617520), (2, 21308760), (3, 14205840), (4, 10654380), (5, 8523504), (6, 7102920), (8, 5327190), (9, 4735280), (10, 4261752), (11, 3874320), (12, 3551460), (15, 2841168), (16, 2663595), (18, 2367640), (20, 2130876), (22, 1937160), (24, 1775730), (30, 1420584), (33, 1291440), (36, 1183820), (40, 1065438), (44, 968580), (45, 947056), (48, 887865), (55, 774864), (60, 710292), (66, 645720), (72, 591910), (80, 532719), (88, 484290), (90, 473528), (99, 430480), (110, 387432), (120, 355146), (132, 322860), (144, 295955), (165, 258288), (176, 242145), (180, 236764), (198, 215240), (220, 193716), (240, 177573), (264, 161430), (330, 129144), (360, 118382), (396, 107620), (440, 96858), (495, 86096), (528, 80715), (660, 64572), (720, 59191), (792, 53810), (880, 48429), (990, 43048), (1320, 32286), (1584, 26905), (1980, 21524), (2640, 16143), (3960, 10762), (5381, 7920)]