1640066880

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{163}}^1\times {\mathrm{223}}^1$

素因数の和:453

約数の個数: 224

約数和(自身を含む): 5374623744

約数和(自身を除く): 3734556864

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 47, 48, 60, 64, 80, 94, 96, 120, 141, 160, 163, 188, 192, 223, 235, 240, 282, 320, 326, 376, 446, 470, 480, 489, 564, 652, 669, 705, 752, 815, 892, 940, 960, 978, 1115, 1128, 1304, 1338, 1410, 1504, 1630, 1784, 1880, 1956, 2230, 2256, 2445, 2608, 2676, 2820, 3008, 3260, 3345, 3568, 3760, 3912, 4460, 4512, 4890, 5216, 5352, 5640, 6520, 6690, 7136, 7520, 7661, 7824, 8920, 9024, 9780, 10432, 10481, 10704, 11280, 13040, 13380, 14272, 15040, 15322, 15648, 17840, 19560, 20962, 21408, 22560, 22983, 26080, 26760, 30644, 31296, 31443, 35680, 36349, 38305, 39120, 41924, 42816, 45120, 45966, 52160, 52405, 53520, 61288, 62886, 71360, 72698, 76610, 78240, 83848, 91932, 104810, 107040, 109047, 114915, 122576, 125772, 145396, 153220, 156480, 157215, 167696, 181745, 183864, 209620, 214080, 218094, 229830, 245152, 251544, 290792, 306440, 314430, 335392, 363490, 367728, 419240, 436188, 459660, 490304, 503088, 545235, 581584, 612880, 628860, 670784, 726980, 735456, 838480, 872376, 919320, 1006176, 1090470, 1163168, 1225760, 1257720, 1453960, 1470912, 1676960, 1708403, 1744752, 1838640, 2012352, 2180940, 2326336, 2451520, 2515440, 2907920, 3353920, 3416806, 3489504, 3677280, 4361880, 5030880, 5125209, 5815840, 6833612, 6979008, 7354560, 8542015, 8723760, 10061760, 10250418, 11631680, 13667224, 17084030, 17447520, 20500836, 25626045, 27334448, 34168060, 34895040, 41001672, 51252090, 54668896, 68336120, 82003344, 102504180, 109337792, 136672240, 164006688, 205008360, 273344480, 328013376, 410016720, 546688960, 820033440, 1640066880]

約数ペア:

[(1, 1640066880), (2, 820033440), (3, 546688960), (4, 410016720), (5, 328013376), (6, 273344480), (8, 205008360), (10, 164006688), (12, 136672240), (15, 109337792), (16, 102504180), (20, 82003344), (24, 68336120), (30, 54668896), (32, 51252090), (40, 41001672), (47, 34895040), (48, 34168060), (60, 27334448), (64, 25626045), (80, 20500836), (94, 17447520), (96, 17084030), (120, 13667224), (141, 11631680), (160, 10250418), (163, 10061760), (188, 8723760), (192, 8542015), (223, 7354560), (235, 6979008), (240, 6833612), (282, 5815840), (320, 5125209), (326, 5030880), (376, 4361880), (446, 3677280), (470, 3489504), (480, 3416806), (489, 3353920), (564, 2907920), (652, 2515440), (669, 2451520), (705, 2326336), (752, 2180940), (815, 2012352), (892, 1838640), (940, 1744752), (960, 1708403), (978, 1676960), (1115, 1470912), (1128, 1453960), (1304, 1257720), (1338, 1225760), (1410, 1163168), (1504, 1090470), (1630, 1006176), (1784, 919320), (1880, 872376), (1956, 838480), (2230, 735456), (2256, 726980), (2445, 670784), (2608, 628860), (2676, 612880), (2820, 581584), (3008, 545235), (3260, 503088), (3345, 490304), (3568, 459660), (3760, 436188), (3912, 419240), (4460, 367728), (4512, 363490), (4890, 335392), (5216, 314430), (5352, 306440), (5640, 290792), (6520, 251544), (6690, 245152), (7136, 229830), (7520, 218094), (7661, 214080), (7824, 209620), (8920, 183864), (9024, 181745), (9780, 167696), (10432, 157215), (10481, 156480), (10704, 153220), (11280, 145396), (13040, 125772), (13380, 122576), (14272, 114915), (15040, 109047), (15322, 107040), (15648, 104810), (17840, 91932), (19560, 83848), (20962, 78240), (21408, 76610), (22560, 72698), (22983, 71360), (26080, 62886), (26760, 61288), (30644, 53520), (31296, 52405), (31443, 52160), (35680, 45966), (36349, 45120), (38305, 42816), (39120, 41924)]