2009101920

素因数分解:

$2^5\times 3^1\times 5^1\times 7^3\times {\mathrm{12203}}^1$

素因数の和:12242

約数の個数: 192

約数和(自身を含む): 7380979200

約数和(自身を除く): 5371877280

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 49, 56, 60, 70, 80, 84, 96, 98, 105, 112, 120, 140, 147, 160, 168, 196, 210, 224, 240, 245, 280, 294, 336, 343, 392, 420, 480, 490, 560, 588, 672, 686, 735, 784, 840, 980, 1029, 1120, 1176, 1372, 1470, 1568, 1680, 1715, 1960, 2058, 2352, 2744, 2940, 3360, 3430, 3920, 4116, 4704, 5145, 5488, 5880, 6860, 7840, 8232, 10290, 10976, 11760, 12203, 13720, 16464, 20580, 23520, 24406, 27440, 32928, 36609, 41160, 48812, 54880, 61015, 73218, 82320, 85421, 97624, 122030, 146436, 164640, 170842, 183045, 195248, 244060, 256263, 292872, 341684, 366090, 390496, 427105, 488120, 512526, 585744, 597947, 683368, 732180, 854210, 976240, 1025052, 1171488, 1195894, 1281315, 1366736, 1464360, 1708420, 1793841, 1952480, 2050104, 2391788, 2562630, 2733472, 2928720, 2989735, 3416840, 3587682, 4100208, 4185629, 4783576, 5125260, 5857440, 5979470, 6833680, 7175364, 8200416, 8371258, 8969205, 9567152, 10250520, 11958940, 12556887, 13667360, 14350728, 16742516, 17938410, 19134304, 20501040, 20928145, 23917880, 25113774, 28701456, 33485032, 35876820, 41002080, 41856290, 47835760, 50227548, 57402912, 62784435, 66970064, 71753640, 83712580, 95671520, 100455096, 125568870, 133940128, 143507280, 167425160, 200910192, 251137740, 287014560, 334850320, 401820384, 502275480, 669700640, 1004550960, 2009101920]

約数ペア:

[(1, 2009101920), (2, 1004550960), (3, 669700640), (4, 502275480), (5, 401820384), (6, 334850320), (7, 287014560), (8, 251137740), (10, 200910192), (12, 167425160), (14, 143507280), (15, 133940128), (16, 125568870), (20, 100455096), (21, 95671520), (24, 83712580), (28, 71753640), (30, 66970064), (32, 62784435), (35, 57402912), (40, 50227548), (42, 47835760), (48, 41856290), (49, 41002080), (56, 35876820), (60, 33485032), (70, 28701456), (80, 25113774), (84, 23917880), (96, 20928145), (98, 20501040), (105, 19134304), (112, 17938410), (120, 16742516), (140, 14350728), (147, 13667360), (160, 12556887), (168, 11958940), (196, 10250520), (210, 9567152), (224, 8969205), (240, 8371258), (245, 8200416), (280, 7175364), (294, 6833680), (336, 5979470), (343, 5857440), (392, 5125260), (420, 4783576), (480, 4185629), (490, 4100208), (560, 3587682), (588, 3416840), (672, 2989735), (686, 2928720), (735, 2733472), (784, 2562630), (840, 2391788), (980, 2050104), (1029, 1952480), (1120, 1793841), (1176, 1708420), (1372, 1464360), (1470, 1366736), (1568, 1281315), (1680, 1195894), (1715, 1171488), (1960, 1025052), (2058, 976240), (2352, 854210), (2744, 732180), (2940, 683368), (3360, 597947), (3430, 585744), (3920, 512526), (4116, 488120), (4704, 427105), (5145, 390496), (5488, 366090), (5880, 341684), (6860, 292872), (7840, 256263), (8232, 244060), (10290, 195248), (10976, 183045), (11760, 170842), (12203, 164640), (13720, 146436), (16464, 122030), (20580, 97624), (23520, 85421), (24406, 82320), (27440, 73218), (32928, 61015), (36609, 54880), (41160, 48812)]