71323920

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{73}}^1$

素因数の和:174

約数の個数: 240

約数和(自身を含む): 257662080

約数和(自身を除く): 186338160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 30, 36, 40, 45, 46, 48, 59, 60, 69, 72, 73, 80, 90, 92, 115, 118, 120, 138, 144, 146, 177, 180, 184, 207, 219, 230, 236, 240, 276, 292, 295, 345, 354, 360, 365, 368, 414, 438, 460, 472, 531, 552, 584, 590, 657, 690, 708, 720, 730, 828, 876, 885, 920, 944, 1035, 1062, 1095, 1104, 1168, 1180, 1314, 1357, 1380, 1416, 1460, 1656, 1679, 1752, 1770, 1840, 2070, 2124, 2190, 2360, 2628, 2655, 2714, 2760, 2832, 2920, 3285, 3312, 3358, 3504, 3540, 4071, 4140, 4248, 4307, 4380, 4720, 5037, 5256, 5310, 5428, 5520, 5840, 6570, 6716, 6785, 7080, 8142, 8280, 8395, 8496, 8614, 8760, 10074, 10512, 10620, 10856, 12213, 12921, 13140, 13432, 13570, 14160, 15111, 16284, 16560, 16790, 17228, 17520, 20148, 20355, 21240, 21535, 21712, 24426, 25185, 25842, 26280, 26864, 27140, 30222, 32568, 33580, 34456, 38763, 40296, 40710, 42480, 43070, 48852, 50370, 51684, 52560, 54280, 60444, 61065, 64605, 65136, 67160, 68912, 75555, 77526, 80592, 81420, 86140, 97704, 99061, 100740, 103368, 108560, 120888, 122130, 129210, 134320, 151110, 155052, 162840, 172280, 193815, 195408, 198122, 201480, 206736, 241776, 244260, 258420, 297183, 302220, 310104, 325680, 344560, 387630, 396244, 402960, 488520, 495305, 516840, 594366, 604440, 620208, 775260, 792488, 891549, 977040, 990610, 1033680, 1188732, 1208880, 1485915, 1550520, 1584976, 1783098, 1981220, 2377464, 2971830, 3101040, 3566196, 3962440, 4457745, 4754928, 5943660, 7132392, 7924880, 8915490, 11887320, 14264784, 17830980, 23774640, 35661960, 71323920]

約数ペア:

[(1, 71323920), (2, 35661960), (3, 23774640), (4, 17830980), (5, 14264784), (6, 11887320), (8, 8915490), (9, 7924880), (10, 7132392), (12, 5943660), (15, 4754928), (16, 4457745), (18, 3962440), (20, 3566196), (23, 3101040), (24, 2971830), (30, 2377464), (36, 1981220), (40, 1783098), (45, 1584976), (46, 1550520), (48, 1485915), (59, 1208880), (60, 1188732), (69, 1033680), (72, 990610), (73, 977040), (80, 891549), (90, 792488), (92, 775260), (115, 620208), (118, 604440), (120, 594366), (138, 516840), (144, 495305), (146, 488520), (177, 402960), (180, 396244), (184, 387630), (207, 344560), (219, 325680), (230, 310104), (236, 302220), (240, 297183), (276, 258420), (292, 244260), (295, 241776), (345, 206736), (354, 201480), (360, 198122), (365, 195408), (368, 193815), (414, 172280), (438, 162840), (460, 155052), (472, 151110), (531, 134320), (552, 129210), (584, 122130), (590, 120888), (657, 108560), (690, 103368), (708, 100740), (720, 99061), (730, 97704), (828, 86140), (876, 81420), (885, 80592), (920, 77526), (944, 75555), (1035, 68912), (1062, 67160), (1095, 65136), (1104, 64605), (1168, 61065), (1180, 60444), (1314, 54280), (1357, 52560), (1380, 51684), (1416, 50370), (1460, 48852), (1656, 43070), (1679, 42480), (1752, 40710), (1770, 40296), (1840, 38763), (2070, 34456), (2124, 33580), (2190, 32568), (2360, 30222), (2628, 27140), (2655, 26864), (2714, 26280), (2760, 25842), (2832, 25185), (2920, 24426), (3285, 21712), (3312, 21535), (3358, 21240), (3504, 20355), (3540, 20148), (4071, 17520), (4140, 17228), (4248, 16790), (4307, 16560), (4380, 16284), (4720, 15111), (5037, 14160), (5256, 13570), (5310, 13432), (5428, 13140), (5520, 12921), (5840, 12213), (6570, 10856), (6716, 10620), (6785, 10512), (7080, 10074), (8142, 8760), (8280, 8614), (8395, 8496)]