87347400

素因数分解:

$2^3\times 3^1\times 5^2\times 7^2\times {\mathrm{2971}}^1$

素因数の和:3004

約数の個数: 144

約数和(自身を含む): 315091440

約数和(自身を除く): 227744040

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 25, 28, 30, 35, 40, 42, 49, 50, 56, 60, 70, 75, 84, 98, 100, 105, 120, 140, 147, 150, 168, 175, 196, 200, 210, 245, 280, 294, 300, 350, 392, 420, 490, 525, 588, 600, 700, 735, 840, 980, 1050, 1176, 1225, 1400, 1470, 1960, 2100, 2450, 2940, 2971, 3675, 4200, 4900, 5880, 5942, 7350, 8913, 9800, 11884, 14700, 14855, 17826, 20797, 23768, 29400, 29710, 35652, 41594, 44565, 59420, 62391, 71304, 74275, 83188, 89130, 103985, 118840, 124782, 145579, 148550, 166376, 178260, 207970, 222825, 249564, 291158, 297100, 311955, 356520, 415940, 436737, 445650, 499128, 519925, 582316, 594200, 623910, 727895, 831880, 873474, 891300, 1039850, 1164632, 1247820, 1455790, 1559775, 1746948, 1782600, 2079700, 2183685, 2495640, 2911580, 3119550, 3493896, 3639475, 4159400, 4367370, 5823160, 6239100, 7278950, 8734740, 10918425, 12478200, 14557900, 17469480, 21836850, 29115800, 43673700, 87347400]

約数ペア:

[(1, 87347400), (2, 43673700), (3, 29115800), (4, 21836850), (5, 17469480), (6, 14557900), (7, 12478200), (8, 10918425), (10, 8734740), (12, 7278950), (14, 6239100), (15, 5823160), (20, 4367370), (21, 4159400), (24, 3639475), (25, 3493896), (28, 3119550), (30, 2911580), (35, 2495640), (40, 2183685), (42, 2079700), (49, 1782600), (50, 1746948), (56, 1559775), (60, 1455790), (70, 1247820), (75, 1164632), (84, 1039850), (98, 891300), (100, 873474), (105, 831880), (120, 727895), (140, 623910), (147, 594200), (150, 582316), (168, 519925), (175, 499128), (196, 445650), (200, 436737), (210, 415940), (245, 356520), (280, 311955), (294, 297100), (300, 291158), (350, 249564), (392, 222825), (420, 207970), (490, 178260), (525, 166376), (588, 148550), (600, 145579), (700, 124782), (735, 118840), (840, 103985), (980, 89130), (1050, 83188), (1176, 74275), (1225, 71304), (1400, 62391), (1470, 59420), (1960, 44565), (2100, 41594), (2450, 35652), (2940, 29710), (2971, 29400), (3675, 23768), (4200, 20797), (4900, 17826), (5880, 14855), (5942, 14700), (7350, 11884), (8913, 9800)]