2784335240

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^2\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{109}}^1$

素因数の和:248

約数の個数: 192

約数和(自身を含む): 7015734000

約数和(自身を除く): 4231398760

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 29, 38, 40, 58, 61, 76, 95, 109, 116, 122, 145, 152, 190, 218, 232, 244, 290, 305, 361, 380, 436, 488, 545, 551, 580, 610, 722, 760, 872, 1090, 1102, 1159, 1160, 1220, 1444, 1769, 1805, 2071, 2180, 2204, 2318, 2440, 2755, 2888, 3161, 3538, 3610, 4142, 4360, 4408, 4636, 5510, 5795, 6322, 6649, 7076, 7220, 8284, 8845, 9272, 10355, 10469, 11020, 11590, 12644, 13298, 14152, 14440, 15805, 16568, 17690, 20710, 20938, 22021, 22040, 23180, 25288, 26596, 31610, 33245, 33611, 35380, 39349, 41420, 41876, 44042, 46360, 52345, 53192, 60059, 63220, 66490, 67222, 70760, 78698, 82840, 83752, 88084, 104690, 110105, 120118, 126331, 126440, 132980, 134444, 157396, 168055, 176168, 192821, 196745, 209380, 220210, 240236, 252662, 265960, 268888, 300295, 314792, 336110, 385642, 393490, 418760, 440420, 480472, 505324, 600590, 631655, 638609, 672220, 771284, 786980, 880840, 964105, 1010648, 1141121, 1201180, 1263310, 1277218, 1344440, 1542568, 1573960, 1928210, 2282242, 2400289, 2402360, 2526620, 2554436, 3193045, 3663599, 3856420, 4564484, 4800578, 5053240, 5108872, 5705605, 6386090, 7327198, 7712840, 9128968, 9601156, 11411210, 12001445, 12772180, 14654396, 18317995, 19202312, 22822420, 24002890, 25544360, 29308792, 36635990, 45644840, 48005780, 69608381, 73271980, 96011560, 139216762, 146543960, 278433524, 348041905, 556867048, 696083810, 1392167620, 2784335240]

約数ペア:

[(1, 2784335240), (2, 1392167620), (4, 696083810), (5, 556867048), (8, 348041905), (10, 278433524), (19, 146543960), (20, 139216762), (29, 96011560), (38, 73271980), (40, 69608381), (58, 48005780), (61, 45644840), (76, 36635990), (95, 29308792), (109, 25544360), (116, 24002890), (122, 22822420), (145, 19202312), (152, 18317995), (190, 14654396), (218, 12772180), (232, 12001445), (244, 11411210), (290, 9601156), (305, 9128968), (361, 7712840), (380, 7327198), (436, 6386090), (488, 5705605), (545, 5108872), (551, 5053240), (580, 4800578), (610, 4564484), (722, 3856420), (760, 3663599), (872, 3193045), (1090, 2554436), (1102, 2526620), (1159, 2402360), (1160, 2400289), (1220, 2282242), (1444, 1928210), (1769, 1573960), (1805, 1542568), (2071, 1344440), (2180, 1277218), (2204, 1263310), (2318, 1201180), (2440, 1141121), (2755, 1010648), (2888, 964105), (3161, 880840), (3538, 786980), (3610, 771284), (4142, 672220), (4360, 638609), (4408, 631655), (4636, 600590), (5510, 505324), (5795, 480472), (6322, 440420), (6649, 418760), (7076, 393490), (7220, 385642), (8284, 336110), (8845, 314792), (9272, 300295), (10355, 268888), (10469, 265960), (11020, 252662), (11590, 240236), (12644, 220210), (13298, 209380), (14152, 196745), (14440, 192821), (15805, 176168), (16568, 168055), (17690, 157396), (20710, 134444), (20938, 132980), (22021, 126440), (22040, 126331), (23180, 120118), (25288, 110105), (26596, 104690), (31610, 88084), (33245, 83752), (33611, 82840), (35380, 78698), (39349, 70760), (41420, 67222), (41876, 66490), (44042, 63220), (46360, 60059), (52345, 53192)]