248594580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1$

素因数の和:231

約数の個数: 288

約数和(自身を含む): 880588800

約数和(自身を除く): 631994220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 23, 26, 30, 31, 36, 39, 45, 46, 52, 60, 62, 65, 69, 78, 90, 92, 93, 115, 117, 124, 130, 138, 149, 155, 156, 180, 186, 195, 207, 230, 234, 260, 276, 279, 298, 299, 310, 345, 372, 390, 403, 414, 447, 460, 465, 468, 558, 585, 596, 598, 620, 690, 713, 745, 780, 806, 828, 894, 897, 930, 1035, 1116, 1170, 1196, 1209, 1341, 1380, 1395, 1426, 1490, 1495, 1612, 1788, 1794, 1860, 1937, 2015, 2070, 2139, 2235, 2340, 2418, 2682, 2691, 2790, 2852, 2980, 2990, 3427, 3565, 3588, 3627, 3874, 4030, 4140, 4278, 4470, 4485, 4619, 4836, 5364, 5382, 5580, 5811, 5980, 6045, 6417, 6705, 6854, 7130, 7254, 7748, 8060, 8556, 8940, 8970, 9238, 9269, 9685, 10281, 10695, 10764, 11622, 12090, 12834, 13410, 13455, 13708, 13857, 14260, 14508, 17135, 17433, 17940, 18135, 18476, 18538, 19370, 20562, 21390, 23095, 23244, 24180, 25668, 26820, 26910, 27714, 27807, 29055, 30843, 32085, 34270, 34866, 36270, 37076, 38740, 41124, 41571, 42780, 44551, 46190, 46345, 51405, 53820, 55428, 55614, 58110, 60047, 61686, 64170, 68540, 69285, 69732, 72540, 83142, 83421, 87165, 89102, 92380, 92690, 102810, 106237, 111228, 116220, 120094, 123372, 128340, 133653, 138570, 139035, 154215, 166284, 166842, 174330, 178204, 180141, 185380, 205620, 207855, 212474, 222755, 240188, 267306, 277140, 278070, 300235, 308430, 318711, 333684, 348660, 360282, 400959, 415710, 417105, 424948, 445510, 531185, 534612, 540423, 556140, 600470, 616860, 637422, 668265, 720564, 801918, 831420, 834210, 891020, 900705, 956133, 1062370, 1080846, 1200940, 1274844, 1336530, 1381081, 1593555, 1603836, 1668420, 1801410, 1912266, 2004795, 2124740, 2161692, 2673060, 2702115, 2762162, 3187110, 3602820, 3824532, 4009590, 4143243, 4780665, 5404230, 5524324, 6374220, 6905405, 8019180, 8286486, 9561330, 10808460, 12429729, 13810810, 16572972, 19122660, 20716215, 24859458, 27621620, 41432430, 49718916, 62148645, 82864860, 124297290, 248594580]

約数ペア:

[(1, 248594580), (2, 124297290), (3, 82864860), (4, 62148645), (5, 49718916), (6, 41432430), (9, 27621620), (10, 24859458), (12, 20716215), (13, 19122660), (15, 16572972), (18, 13810810), (20, 12429729), (23, 10808460), (26, 9561330), (30, 8286486), (31, 8019180), (36, 6905405), (39, 6374220), (45, 5524324), (46, 5404230), (52, 4780665), (60, 4143243), (62, 4009590), (65, 3824532), (69, 3602820), (78, 3187110), (90, 2762162), (92, 2702115), (93, 2673060), (115, 2161692), (117, 2124740), (124, 2004795), (130, 1912266), (138, 1801410), (149, 1668420), (155, 1603836), (156, 1593555), (180, 1381081), (186, 1336530), (195, 1274844), (207, 1200940), (230, 1080846), (234, 1062370), (260, 956133), (276, 900705), (279, 891020), (298, 834210), (299, 831420), (310, 801918), (345, 720564), (372, 668265), (390, 637422), (403, 616860), (414, 600470), (447, 556140), (460, 540423), (465, 534612), (468, 531185), (558, 445510), (585, 424948), (596, 417105), (598, 415710), (620, 400959), (690, 360282), (713, 348660), (745, 333684), (780, 318711), (806, 308430), (828, 300235), (894, 278070), (897, 277140), (930, 267306), (1035, 240188), (1116, 222755), (1170, 212474), (1196, 207855), (1209, 205620), (1341, 185380), (1380, 180141), (1395, 178204), (1426, 174330), (1490, 166842), (1495, 166284), (1612, 154215), (1788, 139035), (1794, 138570), (1860, 133653), (1937, 128340), (2015, 123372), (2070, 120094), (2139, 116220), (2235, 111228), (2340, 106237), (2418, 102810), (2682, 92690), (2691, 92380), (2790, 89102), (2852, 87165), (2980, 83421), (2990, 83142), (3427, 72540), (3565, 69732), (3588, 69285), (3627, 68540), (3874, 64170), (4030, 61686), (4140, 60047), (4278, 58110), (4470, 55614), (4485, 55428), (4619, 53820), (4836, 51405), (5364, 46345), (5382, 46190), (5580, 44551), (5811, 42780), (5980, 41571), (6045, 41124), (6417, 38740), (6705, 37076), (6854, 36270), (7130, 34866), (7254, 34270), (7748, 32085), (8060, 30843), (8556, 29055), (8940, 27807), (8970, 27714), (9238, 26910), (9269, 26820), (9685, 25668), (10281, 24180), (10695, 23244), (10764, 23095), (11622, 21390), (12090, 20562), (12834, 19370), (13410, 18538), (13455, 18476), (13708, 18135), (13857, 17940), (14260, 17433), (14508, 17135)]