78555120

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{107}}^1$

素因数の和:172

約数の個数: 320

約数和(自身を含む): 308551680

約数和(自身を除く): 229996560

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 19, 20, 21, 23, 24, 28, 30, 35, 38, 40, 42, 46, 48, 56, 57, 60, 69, 70, 76, 80, 84, 92, 95, 105, 107, 112, 114, 115, 120, 133, 138, 140, 152, 161, 168, 184, 190, 210, 214, 228, 230, 240, 266, 276, 280, 285, 304, 321, 322, 336, 345, 368, 380, 399, 420, 428, 437, 456, 460, 483, 532, 535, 552, 560, 570, 642, 644, 665, 690, 749, 760, 798, 805, 840, 856, 874, 912, 920, 966, 1064, 1070, 1104, 1140, 1284, 1288, 1311, 1330, 1380, 1498, 1520, 1596, 1605, 1610, 1680, 1712, 1748, 1840, 1932, 1995, 2033, 2128, 2140, 2185, 2247, 2280, 2415, 2461, 2568, 2576, 2622, 2660, 2760, 2996, 3059, 3192, 3210, 3220, 3496, 3745, 3864, 3990, 4066, 4280, 4370, 4494, 4560, 4830, 4922, 5136, 5244, 5320, 5520, 5992, 6099, 6118, 6384, 6420, 6440, 6555, 6992, 7383, 7490, 7728, 7980, 8132, 8560, 8740, 8988, 9177, 9660, 9844, 10165, 10488, 10640, 11235, 11984, 12198, 12236, 12305, 12840, 12880, 13110, 14231, 14766, 14980, 15295, 15960, 16264, 17227, 17480, 17976, 18354, 19320, 19688, 20330, 20976, 22470, 24396, 24472, 24610, 25680, 26220, 28462, 29532, 29960, 30495, 30590, 31920, 32528, 34454, 34960, 35952, 36708, 36915, 38640, 39376, 40660, 42693, 44940, 45885, 46759, 48792, 48944, 49220, 51681, 52440, 56924, 59064, 59920, 60990, 61180, 68908, 71155, 73416, 73830, 81320, 85386, 86135, 89880, 91770, 93518, 97584, 98440, 103362, 104880, 113848, 118128, 121980, 122360, 137816, 140277, 142310, 146832, 147660, 162640, 170772, 172270, 179760, 183540, 187036, 196880, 206724, 213465, 227696, 233795, 243960, 244720, 258405, 275632, 280554, 284620, 295320, 327313, 341544, 344540, 367080, 374072, 413448, 426930, 467590, 487920, 516810, 561108, 569240, 590640, 654626, 683088, 689080, 701385, 734160, 748144, 826896, 853860, 935180, 981939, 1033620, 1122216, 1138480, 1309252, 1378160, 1402770, 1636565, 1707720, 1870360, 1963878, 2067240, 2244432, 2618504, 2805540, 3273130, 3415440, 3740720, 3927756, 4134480, 4909695, 5237008, 5611080, 6546260, 7855512, 9819390, 11222160, 13092520, 15711024, 19638780, 26185040, 39277560, 78555120]

約数ペア:

[(1, 78555120), (2, 39277560), (3, 26185040), (4, 19638780), (5, 15711024), (6, 13092520), (7, 11222160), (8, 9819390), (10, 7855512), (12, 6546260), (14, 5611080), (15, 5237008), (16, 4909695), (19, 4134480), (20, 3927756), (21, 3740720), (23, 3415440), (24, 3273130), (28, 2805540), (30, 2618504), (35, 2244432), (38, 2067240), (40, 1963878), (42, 1870360), (46, 1707720), (48, 1636565), (56, 1402770), (57, 1378160), (60, 1309252), (69, 1138480), (70, 1122216), (76, 1033620), (80, 981939), (84, 935180), (92, 853860), (95, 826896), (105, 748144), (107, 734160), (112, 701385), (114, 689080), (115, 683088), (120, 654626), (133, 590640), (138, 569240), (140, 561108), (152, 516810), (161, 487920), (168, 467590), (184, 426930), (190, 413448), (210, 374072), (214, 367080), (228, 344540), (230, 341544), (240, 327313), (266, 295320), (276, 284620), (280, 280554), (285, 275632), (304, 258405), (321, 244720), (322, 243960), (336, 233795), (345, 227696), (368, 213465), (380, 206724), (399, 196880), (420, 187036), (428, 183540), (437, 179760), (456, 172270), (460, 170772), (483, 162640), (532, 147660), (535, 146832), (552, 142310), (560, 140277), (570, 137816), (642, 122360), (644, 121980), (665, 118128), (690, 113848), (749, 104880), (760, 103362), (798, 98440), (805, 97584), (840, 93518), (856, 91770), (874, 89880), (912, 86135), (920, 85386), (966, 81320), (1064, 73830), (1070, 73416), (1104, 71155), (1140, 68908), (1284, 61180), (1288, 60990), (1311, 59920), (1330, 59064), (1380, 56924), (1498, 52440), (1520, 51681), (1596, 49220), (1605, 48944), (1610, 48792), (1680, 46759), (1712, 45885), (1748, 44940), (1840, 42693), (1932, 40660), (1995, 39376), (2033, 38640), (2128, 36915), (2140, 36708), (2185, 35952), (2247, 34960), (2280, 34454), (2415, 32528), (2461, 31920), (2568, 30590), (2576, 30495), (2622, 29960), (2660, 29532), (2760, 28462), (2996, 26220), (3059, 25680), (3192, 24610), (3210, 24472), (3220, 24396), (3496, 22470), (3745, 20976), (3864, 20330), (3990, 19688), (4066, 19320), (4280, 18354), (4370, 17976), (4494, 17480), (4560, 17227), (4830, 16264), (4922, 15960), (5136, 15295), (5244, 14980), (5320, 14766), (5520, 14231), (5992, 13110), (6099, 12880), (6118, 12840), (6384, 12305), (6420, 12236), (6440, 12198), (6555, 11984), (6992, 11235), (7383, 10640), (7490, 10488), (7728, 10165), (7980, 9844), (8132, 9660), (8560, 9177), (8740, 8988)]