217800800

素因数分解:

$2^5\times 5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1$

素因数の和:158

約数の個数: 288

約数和(自身を含む): 674956800

約数和(自身を除く): 457156000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 23, 25, 28, 32, 35, 38, 40, 46, 50, 56, 70, 76, 80, 89, 92, 95, 100, 112, 115, 133, 140, 152, 160, 161, 175, 178, 184, 190, 200, 224, 230, 266, 280, 304, 322, 350, 356, 368, 380, 400, 437, 445, 460, 475, 532, 560, 575, 608, 623, 644, 665, 700, 712, 736, 760, 800, 805, 874, 890, 920, 950, 1064, 1120, 1150, 1246, 1288, 1330, 1400, 1424, 1520, 1610, 1691, 1748, 1780, 1840, 1900, 2047, 2128, 2185, 2225, 2300, 2492, 2576, 2660, 2800, 2848, 3040, 3059, 3115, 3220, 3325, 3382, 3496, 3560, 3680, 3800, 4025, 4094, 4256, 4370, 4450, 4600, 4984, 5152, 5320, 5600, 6118, 6230, 6440, 6650, 6764, 6992, 7120, 7600, 8050, 8188, 8455, 8740, 8900, 9200, 9968, 10235, 10640, 10925, 11837, 12236, 12460, 12880, 13300, 13528, 13984, 14240, 14329, 15200, 15295, 15575, 16100, 16376, 16910, 17480, 17800, 18400, 19936, 20470, 21280, 21850, 23674, 24472, 24920, 25760, 26600, 27056, 28658, 30590, 31150, 32200, 32752, 33820, 34960, 35600, 38893, 40940, 42275, 43700, 47348, 48944, 49840, 51175, 53200, 54112, 57316, 59185, 61180, 62300, 64400, 65504, 67640, 69920, 71200, 71645, 76475, 77786, 81880, 84550, 87400, 94696, 97888, 99680, 102350, 106400, 114632, 118370, 122360, 124600, 128800, 135280, 143290, 152950, 155572, 163760, 169100, 174800, 189392, 194465, 204700, 229264, 236740, 244720, 249200, 270560, 272251, 286580, 295925, 305900, 311144, 327520, 338200, 349600, 358225, 378784, 388930, 409400, 458528, 473480, 489440, 498400, 544502, 573160, 591850, 611800, 622288, 676400, 716450, 777860, 818800, 946960, 972325, 1089004, 1146320, 1183700, 1223600, 1244576, 1352800, 1361255, 1432900, 1555720, 1637600, 1893920, 1944650, 2178008, 2292640, 2367400, 2447200, 2722510, 2865800, 3111440, 3889300, 4356016, 4734800, 5445020, 5731600, 6222880, 6806275, 7778600, 8712032, 9469600, 10890040, 11463200, 13612550, 15557200, 21780080, 27225100, 31114400, 43560160, 54450200, 108900400, 217800800]

約数ペア:

[(1, 217800800), (2, 108900400), (4, 54450200), (5, 43560160), (7, 31114400), (8, 27225100), (10, 21780080), (14, 15557200), (16, 13612550), (19, 11463200), (20, 10890040), (23, 9469600), (25, 8712032), (28, 7778600), (32, 6806275), (35, 6222880), (38, 5731600), (40, 5445020), (46, 4734800), (50, 4356016), (56, 3889300), (70, 3111440), (76, 2865800), (80, 2722510), (89, 2447200), (92, 2367400), (95, 2292640), (100, 2178008), (112, 1944650), (115, 1893920), (133, 1637600), (140, 1555720), (152, 1432900), (160, 1361255), (161, 1352800), (175, 1244576), (178, 1223600), (184, 1183700), (190, 1146320), (200, 1089004), (224, 972325), (230, 946960), (266, 818800), (280, 777860), (304, 716450), (322, 676400), (350, 622288), (356, 611800), (368, 591850), (380, 573160), (400, 544502), (437, 498400), (445, 489440), (460, 473480), (475, 458528), (532, 409400), (560, 388930), (575, 378784), (608, 358225), (623, 349600), (644, 338200), (665, 327520), (700, 311144), (712, 305900), (736, 295925), (760, 286580), (800, 272251), (805, 270560), (874, 249200), (890, 244720), (920, 236740), (950, 229264), (1064, 204700), (1120, 194465), (1150, 189392), (1246, 174800), (1288, 169100), (1330, 163760), (1400, 155572), (1424, 152950), (1520, 143290), (1610, 135280), (1691, 128800), (1748, 124600), (1780, 122360), (1840, 118370), (1900, 114632), (2047, 106400), (2128, 102350), (2185, 99680), (2225, 97888), (2300, 94696), (2492, 87400), (2576, 84550), (2660, 81880), (2800, 77786), (2848, 76475), (3040, 71645), (3059, 71200), (3115, 69920), (3220, 67640), (3325, 65504), (3382, 64400), (3496, 62300), (3560, 61180), (3680, 59185), (3800, 57316), (4025, 54112), (4094, 53200), (4256, 51175), (4370, 49840), (4450, 48944), (4600, 47348), (4984, 43700), (5152, 42275), (5320, 40940), (5600, 38893), (6118, 35600), (6230, 34960), (6440, 33820), (6650, 32752), (6764, 32200), (6992, 31150), (7120, 30590), (7600, 28658), (8050, 27056), (8188, 26600), (8455, 25760), (8740, 24920), (8900, 24472), (9200, 23674), (9968, 21850), (10235, 21280), (10640, 20470), (10925, 19936), (11837, 18400), (12236, 17800), (12460, 17480), (12880, 16910), (13300, 16376), (13528, 16100), (13984, 15575), (14240, 15295), (14329, 15200)]