2018798460

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{55249}}^1$

素因数の和:55300

約数の個数: 144

約数和(自身を含む): 7239960000

約数和(自身を除く): 5221161540

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 29, 30, 35, 36, 42, 45, 58, 60, 63, 70, 84, 87, 90, 105, 116, 126, 140, 145, 174, 180, 203, 210, 252, 261, 290, 315, 348, 406, 420, 435, 522, 580, 609, 630, 812, 870, 1015, 1044, 1218, 1260, 1305, 1740, 1827, 2030, 2436, 2610, 3045, 3654, 4060, 5220, 6090, 7308, 9135, 12180, 18270, 36540, 55249, 110498, 165747, 220996, 276245, 331494, 386743, 497241, 552490, 662988, 773486, 828735, 994482, 1104980, 1160229, 1546972, 1602221, 1657470, 1933715, 1988964, 2320458, 2486205, 3204442, 3314940, 3480687, 3867430, 4640916, 4806663, 4972410, 5801145, 6408884, 6961374, 7734860, 8011105, 9613326, 9944820, 11215547, 11602290, 13922748, 14419989, 16022210, 17403435, 19226652, 22431094, 23204580, 24033315, 28839978, 32044420, 33646641, 34806870, 44862188, 48066630, 56077735, 57679956, 67293282, 69613740, 72099945, 96133260, 100939923, 112155470, 134586564, 144199890, 168233205, 201879846, 224310940, 288399780, 336466410, 403759692, 504699615, 672932820, 1009399230, 2018798460]

約数ペア:

[(1, 2018798460), (2, 1009399230), (3, 672932820), (4, 504699615), (5, 403759692), (6, 336466410), (7, 288399780), (9, 224310940), (10, 201879846), (12, 168233205), (14, 144199890), (15, 134586564), (18, 112155470), (20, 100939923), (21, 96133260), (28, 72099945), (29, 69613740), (30, 67293282), (35, 57679956), (36, 56077735), (42, 48066630), (45, 44862188), (58, 34806870), (60, 33646641), (63, 32044420), (70, 28839978), (84, 24033315), (87, 23204580), (90, 22431094), (105, 19226652), (116, 17403435), (126, 16022210), (140, 14419989), (145, 13922748), (174, 11602290), (180, 11215547), (203, 9944820), (210, 9613326), (252, 8011105), (261, 7734860), (290, 6961374), (315, 6408884), (348, 5801145), (406, 4972410), (420, 4806663), (435, 4640916), (522, 3867430), (580, 3480687), (609, 3314940), (630, 3204442), (812, 2486205), (870, 2320458), (1015, 1988964), (1044, 1933715), (1218, 1657470), (1260, 1602221), (1305, 1546972), (1740, 1160229), (1827, 1104980), (2030, 994482), (2436, 828735), (2610, 773486), (3045, 662988), (3654, 552490), (4060, 497241), (5220, 386743), (6090, 331494), (7308, 276245), (9135, 220996), (12180, 165747), (18270, 110498), (36540, 55249)]