164556720

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{523}}^1$

素因数の和:584

約数の個数: 240

約数和(自身を含む): 608175360

約数和(自身を除く): 443618640

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 23, 24, 30, 36, 38, 40, 45, 46, 48, 57, 60, 69, 72, 76, 80, 90, 92, 95, 114, 115, 120, 138, 144, 152, 171, 180, 184, 190, 207, 228, 230, 240, 276, 285, 304, 342, 345, 360, 368, 380, 414, 437, 456, 460, 523, 552, 570, 684, 690, 720, 760, 828, 855, 874, 912, 920, 1035, 1046, 1104, 1140, 1311, 1368, 1380, 1520, 1569, 1656, 1710, 1748, 1840, 2070, 2092, 2185, 2280, 2615, 2622, 2736, 2760, 3138, 3312, 3420, 3496, 3933, 4140, 4184, 4370, 4560, 4707, 5230, 5244, 5520, 6276, 6555, 6840, 6992, 7845, 7866, 8280, 8368, 8740, 9414, 9937, 10460, 10488, 12029, 12552, 13110, 13680, 15690, 15732, 16560, 17480, 18828, 19665, 19874, 20920, 20976, 23535, 24058, 25104, 26220, 29811, 31380, 31464, 34960, 36087, 37656, 39330, 39748, 41840, 47070, 48116, 49685, 52440, 59622, 60145, 62760, 62928, 72174, 75312, 78660, 79496, 89433, 94140, 96232, 99370, 104880, 108261, 119244, 120290, 125520, 144348, 149055, 157320, 158992, 178866, 180435, 188280, 192464, 198740, 216522, 228551, 238488, 240580, 288696, 298110, 314640, 357732, 360870, 376560, 397480, 433044, 447165, 457102, 476976, 481160, 541305, 577392, 596220, 685653, 715464, 721740, 794960, 866088, 894330, 914204, 962320, 1082610, 1142755, 1192440, 1371306, 1430928, 1443480, 1732176, 1788660, 1828408, 2056959, 2165220, 2285510, 2384880, 2742612, 2886960, 3428265, 3577320, 3656816, 4113918, 4330440, 4571020, 5485224, 6856530, 7154640, 8227836, 8660880, 9142040, 10284795, 10970448, 13713060, 16455672, 18284080, 20569590, 27426120, 32911344, 41139180, 54852240, 82278360, 164556720]

約数ペア:

[(1, 164556720), (2, 82278360), (3, 54852240), (4, 41139180), (5, 32911344), (6, 27426120), (8, 20569590), (9, 18284080), (10, 16455672), (12, 13713060), (15, 10970448), (16, 10284795), (18, 9142040), (19, 8660880), (20, 8227836), (23, 7154640), (24, 6856530), (30, 5485224), (36, 4571020), (38, 4330440), (40, 4113918), (45, 3656816), (46, 3577320), (48, 3428265), (57, 2886960), (60, 2742612), (69, 2384880), (72, 2285510), (76, 2165220), (80, 2056959), (90, 1828408), (92, 1788660), (95, 1732176), (114, 1443480), (115, 1430928), (120, 1371306), (138, 1192440), (144, 1142755), (152, 1082610), (171, 962320), (180, 914204), (184, 894330), (190, 866088), (207, 794960), (228, 721740), (230, 715464), (240, 685653), (276, 596220), (285, 577392), (304, 541305), (342, 481160), (345, 476976), (360, 457102), (368, 447165), (380, 433044), (414, 397480), (437, 376560), (456, 360870), (460, 357732), (523, 314640), (552, 298110), (570, 288696), (684, 240580), (690, 238488), (720, 228551), (760, 216522), (828, 198740), (855, 192464), (874, 188280), (912, 180435), (920, 178866), (1035, 158992), (1046, 157320), (1104, 149055), (1140, 144348), (1311, 125520), (1368, 120290), (1380, 119244), (1520, 108261), (1569, 104880), (1656, 99370), (1710, 96232), (1748, 94140), (1840, 89433), (2070, 79496), (2092, 78660), (2185, 75312), (2280, 72174), (2615, 62928), (2622, 62760), (2736, 60145), (2760, 59622), (3138, 52440), (3312, 49685), (3420, 48116), (3496, 47070), (3933, 41840), (4140, 39748), (4184, 39330), (4370, 37656), (4560, 36087), (4707, 34960), (5230, 31464), (5244, 31380), (5520, 29811), (6276, 26220), (6555, 25104), (6840, 24058), (6992, 23535), (7845, 20976), (7866, 20920), (8280, 19874), (8368, 19665), (8740, 18828), (9414, 17480), (9937, 16560), (10460, 15732), (10488, 15690), (12029, 13680), (12552, 13110)]