20694960

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1$

素因数の和:113

約数の個数: 320

約数和(自身を含む): 84994560

約数和(自身を除く): 64299600

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 13, 15, 16, 18, 20, 22, 24, 26, 27, 30, 33, 36, 39, 40, 44, 45, 48, 52, 54, 55, 60, 65, 66, 67, 72, 78, 80, 88, 90, 99, 104, 108, 110, 117, 120, 130, 132, 134, 135, 143, 144, 156, 165, 176, 180, 195, 198, 201, 208, 216, 220, 234, 240, 260, 264, 268, 270, 286, 297, 312, 330, 335, 351, 360, 390, 396, 402, 429, 432, 440, 468, 495, 520, 528, 536, 540, 572, 585, 594, 603, 624, 660, 670, 702, 715, 720, 737, 780, 792, 804, 858, 871, 880, 936, 990, 1005, 1040, 1072, 1080, 1144, 1170, 1188, 1206, 1287, 1320, 1340, 1404, 1430, 1474, 1485, 1560, 1584, 1608, 1716, 1742, 1755, 1809, 1872, 1980, 2010, 2145, 2160, 2211, 2288, 2340, 2376, 2412, 2574, 2613, 2640, 2680, 2808, 2860, 2948, 2970, 3015, 3120, 3216, 3432, 3484, 3510, 3618, 3685, 3861, 3960, 4020, 4290, 4355, 4422, 4680, 4752, 4824, 5148, 5226, 5360, 5616, 5720, 5896, 5940, 6030, 6435, 6633, 6864, 6968, 7020, 7236, 7370, 7722, 7839, 7920, 8040, 8580, 8710, 8844, 9045, 9360, 9581, 9648, 10296, 10452, 11055, 11440, 11792, 11880, 12060, 12870, 13065, 13266, 13936, 14040, 14472, 14740, 15444, 15678, 16080, 17160, 17420, 17688, 18090, 19162, 19305, 19899, 20592, 20904, 22110, 23517, 23760, 24120, 25740, 26130, 26532, 28080, 28743, 28944, 29480, 30888, 31356, 33165, 34320, 34840, 35376, 36180, 38324, 38610, 39195, 39798, 41808, 44220, 47034, 47905, 48240, 51480, 52260, 53064, 57486, 58960, 61776, 62712, 66330, 69680, 72360, 76648, 77220, 78390, 79596, 86229, 88440, 94068, 95810, 99495, 102960, 104520, 106128, 114972, 117585, 125424, 132660, 143715, 144720, 153296, 154440, 156780, 159192, 172458, 176880, 188136, 191620, 198990, 209040, 229944, 235170, 258687, 265320, 287430, 308880, 313560, 318384, 344916, 376272, 383240, 397980, 431145, 459888, 470340, 517374, 530640, 574860, 627120, 689832, 766480, 795960, 862290, 940680, 1034748, 1149720, 1293435, 1379664, 1591920, 1724580, 1881360, 2069496, 2299440, 2586870, 3449160, 4138992, 5173740, 6898320, 10347480, 20694960]

約数ペア:

[(1, 20694960), (2, 10347480), (3, 6898320), (4, 5173740), (5, 4138992), (6, 3449160), (8, 2586870), (9, 2299440), (10, 2069496), (11, 1881360), (12, 1724580), (13, 1591920), (15, 1379664), (16, 1293435), (18, 1149720), (20, 1034748), (22, 940680), (24, 862290), (26, 795960), (27, 766480), (30, 689832), (33, 627120), (36, 574860), (39, 530640), (40, 517374), (44, 470340), (45, 459888), (48, 431145), (52, 397980), (54, 383240), (55, 376272), (60, 344916), (65, 318384), (66, 313560), (67, 308880), (72, 287430), (78, 265320), (80, 258687), (88, 235170), (90, 229944), (99, 209040), (104, 198990), (108, 191620), (110, 188136), (117, 176880), (120, 172458), (130, 159192), (132, 156780), (134, 154440), (135, 153296), (143, 144720), (144, 143715), (156, 132660), (165, 125424), (176, 117585), (180, 114972), (195, 106128), (198, 104520), (201, 102960), (208, 99495), (216, 95810), (220, 94068), (234, 88440), (240, 86229), (260, 79596), (264, 78390), (268, 77220), (270, 76648), (286, 72360), (297, 69680), (312, 66330), (330, 62712), (335, 61776), (351, 58960), (360, 57486), (390, 53064), (396, 52260), (402, 51480), (429, 48240), (432, 47905), (440, 47034), (468, 44220), (495, 41808), (520, 39798), (528, 39195), (536, 38610), (540, 38324), (572, 36180), (585, 35376), (594, 34840), (603, 34320), (624, 33165), (660, 31356), (670, 30888), (702, 29480), (715, 28944), (720, 28743), (737, 28080), (780, 26532), (792, 26130), (804, 25740), (858, 24120), (871, 23760), (880, 23517), (936, 22110), (990, 20904), (1005, 20592), (1040, 19899), (1072, 19305), (1080, 19162), (1144, 18090), (1170, 17688), (1188, 17420), (1206, 17160), (1287, 16080), (1320, 15678), (1340, 15444), (1404, 14740), (1430, 14472), (1474, 14040), (1485, 13936), (1560, 13266), (1584, 13065), (1608, 12870), (1716, 12060), (1742, 11880), (1755, 11792), (1809, 11440), (1872, 11055), (1980, 10452), (2010, 10296), (2145, 9648), (2160, 9581), (2211, 9360), (2288, 9045), (2340, 8844), (2376, 8710), (2412, 8580), (2574, 8040), (2613, 7920), (2640, 7839), (2680, 7722), (2808, 7370), (2860, 7236), (2948, 7020), (2970, 6968), (3015, 6864), (3120, 6633), (3216, 6435), (3432, 6030), (3484, 5940), (3510, 5896), (3618, 5720), (3685, 5616), (3861, 5360), (3960, 5226), (4020, 5148), (4290, 4824), (4355, 4752), (4422, 4680)]