77864280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1$

素因数の和:154

約数の個数: 256

約数和(自身を含む): 275788800

約数和(自身を除く): 197924520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 19, 20, 24, 26, 30, 37, 38, 39, 40, 52, 57, 60, 65, 71, 74, 76, 78, 95, 104, 111, 114, 120, 130, 142, 148, 152, 156, 185, 190, 195, 213, 222, 228, 247, 260, 284, 285, 296, 312, 355, 370, 380, 390, 426, 444, 456, 481, 494, 520, 555, 568, 570, 703, 710, 740, 741, 760, 780, 852, 888, 923, 962, 988, 1065, 1110, 1140, 1235, 1349, 1406, 1420, 1443, 1480, 1482, 1560, 1704, 1846, 1924, 1976, 2109, 2130, 2220, 2280, 2405, 2470, 2627, 2698, 2769, 2812, 2840, 2886, 2964, 3515, 3692, 3705, 3848, 4047, 4218, 4260, 4440, 4615, 4810, 4940, 5254, 5396, 5538, 5624, 5772, 5928, 6745, 7030, 7215, 7384, 7410, 7881, 8094, 8436, 8520, 9139, 9230, 9620, 9880, 10508, 10545, 10792, 11076, 11544, 13135, 13490, 13845, 14060, 14430, 14820, 15762, 16188, 16872, 17537, 18278, 18460, 19240, 20235, 21016, 21090, 22152, 26270, 26980, 27417, 27690, 28120, 28860, 29640, 31524, 32376, 34151, 35074, 36556, 36920, 39405, 40470, 42180, 45695, 49913, 52540, 52611, 53960, 54834, 55380, 57720, 63048, 68302, 70148, 73112, 78810, 80940, 84360, 87685, 91390, 99826, 102453, 105080, 105222, 109668, 110760, 136604, 137085, 140296, 149739, 157620, 161880, 170755, 175370, 182780, 199652, 204906, 210444, 219336, 249565, 263055, 273208, 274170, 299478, 315240, 341510, 350740, 365560, 399304, 409812, 420888, 499130, 512265, 526110, 548340, 598956, 648869, 683020, 701480, 748695, 819624, 998260, 1024530, 1052220, 1096680, 1197912, 1297738, 1366040, 1497390, 1946607, 1996520, 2049060, 2104440, 2595476, 2994780, 3244345, 3893214, 4098120, 5190952, 5989560, 6488690, 7786428, 9733035, 12977380, 15572856, 19466070, 25954760, 38932140, 77864280]

約数ペア:

[(1, 77864280), (2, 38932140), (3, 25954760), (4, 19466070), (5, 15572856), (6, 12977380), (8, 9733035), (10, 7786428), (12, 6488690), (13, 5989560), (15, 5190952), (19, 4098120), (20, 3893214), (24, 3244345), (26, 2994780), (30, 2595476), (37, 2104440), (38, 2049060), (39, 1996520), (40, 1946607), (52, 1497390), (57, 1366040), (60, 1297738), (65, 1197912), (71, 1096680), (74, 1052220), (76, 1024530), (78, 998260), (95, 819624), (104, 748695), (111, 701480), (114, 683020), (120, 648869), (130, 598956), (142, 548340), (148, 526110), (152, 512265), (156, 499130), (185, 420888), (190, 409812), (195, 399304), (213, 365560), (222, 350740), (228, 341510), (247, 315240), (260, 299478), (284, 274170), (285, 273208), (296, 263055), (312, 249565), (355, 219336), (370, 210444), (380, 204906), (390, 199652), (426, 182780), (444, 175370), (456, 170755), (481, 161880), (494, 157620), (520, 149739), (555, 140296), (568, 137085), (570, 136604), (703, 110760), (710, 109668), (740, 105222), (741, 105080), (760, 102453), (780, 99826), (852, 91390), (888, 87685), (923, 84360), (962, 80940), (988, 78810), (1065, 73112), (1110, 70148), (1140, 68302), (1235, 63048), (1349, 57720), (1406, 55380), (1420, 54834), (1443, 53960), (1480, 52611), (1482, 52540), (1560, 49913), (1704, 45695), (1846, 42180), (1924, 40470), (1976, 39405), (2109, 36920), (2130, 36556), (2220, 35074), (2280, 34151), (2405, 32376), (2470, 31524), (2627, 29640), (2698, 28860), (2769, 28120), (2812, 27690), (2840, 27417), (2886, 26980), (2964, 26270), (3515, 22152), (3692, 21090), (3705, 21016), (3848, 20235), (4047, 19240), (4218, 18460), (4260, 18278), (4440, 17537), (4615, 16872), (4810, 16188), (4940, 15762), (5254, 14820), (5396, 14430), (5538, 14060), (5624, 13845), (5772, 13490), (5928, 13135), (6745, 11544), (7030, 11076), (7215, 10792), (7384, 10545), (7410, 10508), (7881, 9880), (8094, 9620), (8436, 9230), (8520, 9139)]