1380961800

素因数分解:

$2^3\times 3^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{271}}^1$

素因数の和:461

約数の個数: 288

約数和(自身を含む): 4932720000

約数和(自身を除く): 3551758200

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 25, 30, 36, 38, 40, 45, 50, 57, 60, 72, 75, 76, 90, 95, 100, 114, 120, 149, 150, 152, 171, 180, 190, 200, 225, 228, 271, 285, 298, 300, 342, 360, 380, 447, 450, 456, 475, 542, 570, 596, 600, 684, 745, 760, 813, 855, 894, 900, 950, 1084, 1140, 1192, 1341, 1355, 1368, 1425, 1490, 1626, 1710, 1788, 1800, 1900, 2168, 2235, 2280, 2439, 2682, 2710, 2831, 2850, 2980, 3252, 3420, 3576, 3725, 3800, 4065, 4275, 4470, 4878, 5149, 5364, 5420, 5662, 5700, 5960, 6504, 6705, 6775, 6840, 7450, 8130, 8493, 8550, 8940, 9756, 10298, 10728, 10840, 11175, 11324, 11400, 12195, 13410, 13550, 14155, 14900, 15447, 16260, 16986, 17100, 17880, 19512, 20325, 20596, 22350, 22648, 24390, 25479, 25745, 26820, 27100, 28310, 29800, 30894, 32520, 33525, 33972, 34200, 40379, 40650, 41192, 42465, 44700, 46341, 48780, 50958, 51490, 53640, 54200, 56620, 60975, 61788, 67050, 67944, 70775, 77235, 80758, 81300, 84930, 89400, 92682, 97560, 101916, 102980, 113240, 121137, 121950, 123576, 127395, 128725, 134100, 141550, 154470, 161516, 162600, 169860, 185364, 201895, 203832, 205960, 212325, 231705, 242274, 243900, 254790, 257450, 268200, 283100, 308940, 323032, 339720, 363411, 370728, 386175, 403790, 424650, 463410, 484548, 487800, 509580, 514900, 566200, 605685, 617880, 636975, 726822, 767201, 772350, 807580, 849300, 926820, 969096, 1009475, 1019160, 1029800, 1158525, 1211370, 1273950, 1453644, 1534402, 1544700, 1615160, 1698600, 1817055, 1853640, 2018950, 2301603, 2317050, 2422740, 2547900, 2907288, 3028425, 3068804, 3089400, 3634110, 3836005, 4037900, 4603206, 4634100, 4845480, 5095800, 6056850, 6137608, 6904809, 7268220, 7672010, 8075800, 9085275, 9206412, 9268200, 11508015, 12113700, 13809618, 14536440, 15344020, 18170550, 18412824, 19180025, 23016030, 24227400, 27619236, 30688040, 34524045, 36341100, 38360050, 46032060, 55238472, 57540075, 69048090, 72682200, 76720100, 92064120, 115080150, 138096180, 153440200, 172620225, 230160300, 276192360, 345240450, 460320600, 690480900, 1380961800]

約数ペア:

[(1, 1380961800), (2, 690480900), (3, 460320600), (4, 345240450), (5, 276192360), (6, 230160300), (8, 172620225), (9, 153440200), (10, 138096180), (12, 115080150), (15, 92064120), (18, 76720100), (19, 72682200), (20, 69048090), (24, 57540075), (25, 55238472), (30, 46032060), (36, 38360050), (38, 36341100), (40, 34524045), (45, 30688040), (50, 27619236), (57, 24227400), (60, 23016030), (72, 19180025), (75, 18412824), (76, 18170550), (90, 15344020), (95, 14536440), (100, 13809618), (114, 12113700), (120, 11508015), (149, 9268200), (150, 9206412), (152, 9085275), (171, 8075800), (180, 7672010), (190, 7268220), (200, 6904809), (225, 6137608), (228, 6056850), (271, 5095800), (285, 4845480), (298, 4634100), (300, 4603206), (342, 4037900), (360, 3836005), (380, 3634110), (447, 3089400), (450, 3068804), (456, 3028425), (475, 2907288), (542, 2547900), (570, 2422740), (596, 2317050), (600, 2301603), (684, 2018950), (745, 1853640), (760, 1817055), (813, 1698600), (855, 1615160), (894, 1544700), (900, 1534402), (950, 1453644), (1084, 1273950), (1140, 1211370), (1192, 1158525), (1341, 1029800), (1355, 1019160), (1368, 1009475), (1425, 969096), (1490, 926820), (1626, 849300), (1710, 807580), (1788, 772350), (1800, 767201), (1900, 726822), (2168, 636975), (2235, 617880), (2280, 605685), (2439, 566200), (2682, 514900), (2710, 509580), (2831, 487800), (2850, 484548), (2980, 463410), (3252, 424650), (3420, 403790), (3576, 386175), (3725, 370728), (3800, 363411), (4065, 339720), (4275, 323032), (4470, 308940), (4878, 283100), (5149, 268200), (5364, 257450), (5420, 254790), (5662, 243900), (5700, 242274), (5960, 231705), (6504, 212325), (6705, 205960), (6775, 203832), (6840, 201895), (7450, 185364), (8130, 169860), (8493, 162600), (8550, 161516), (8940, 154470), (9756, 141550), (10298, 134100), (10728, 128725), (10840, 127395), (11175, 123576), (11324, 121950), (11400, 121137), (12195, 113240), (13410, 102980), (13550, 101916), (14155, 97560), (14900, 92682), (15447, 89400), (16260, 84930), (16986, 81300), (17100, 80758), (17880, 77235), (19512, 70775), (20325, 67944), (20596, 67050), (22350, 61788), (22648, 60975), (24390, 56620), (25479, 54200), (25745, 53640), (26820, 51490), (27100, 50958), (28310, 48780), (29800, 46341), (30894, 44700), (32520, 42465), (33525, 41192), (33972, 40650), (34200, 40379)]