678540240

素因数分解:

$2^4\times 3^4\times 5^1\times 7^2\times {\mathrm{2137}}^1$

素因数の和:2176

約数の個数: 300

約数和(自身を含む): 2742716196

約数和(自身を除く): 2064175956

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 48, 49, 54, 56, 60, 63, 70, 72, 80, 81, 84, 90, 98, 105, 108, 112, 120, 126, 135, 140, 144, 147, 162, 168, 180, 189, 196, 210, 216, 240, 245, 252, 270, 280, 294, 315, 324, 336, 360, 378, 392, 405, 420, 432, 441, 490, 504, 540, 560, 567, 588, 630, 648, 720, 735, 756, 784, 810, 840, 882, 945, 980, 1008, 1080, 1134, 1176, 1260, 1296, 1323, 1470, 1512, 1620, 1680, 1764, 1890, 1960, 2137, 2160, 2205, 2268, 2352, 2520, 2646, 2835, 2940, 3024, 3240, 3528, 3780, 3920, 3969, 4274, 4410, 4536, 5040, 5292, 5670, 5880, 6411, 6480, 6615, 7056, 7560, 7938, 8548, 8820, 9072, 10584, 10685, 11340, 11760, 12822, 13230, 14959, 15120, 15876, 17096, 17640, 19233, 19845, 21168, 21370, 22680, 25644, 26460, 29918, 31752, 32055, 34192, 35280, 38466, 39690, 42740, 44877, 45360, 51288, 52920, 57699, 59836, 63504, 64110, 74795, 76932, 79380, 85480, 89754, 96165, 102576, 104713, 105840, 115398, 119672, 128220, 134631, 149590, 153864, 158760, 170960, 173097, 179508, 192330, 209426, 224385, 230796, 239344, 256440, 269262, 288495, 299180, 307728, 314139, 317520, 346194, 359016, 384660, 403893, 418852, 448770, 461592, 512880, 523565, 538524, 576990, 598360, 628278, 673155, 692388, 718032, 769320, 807786, 837704, 865485, 897540, 923184, 942417, 1047130, 1077048, 1153980, 1196720, 1211679, 1256556, 1346310, 1384776, 1538640, 1570695, 1615572, 1675408, 1730970, 1795080, 1884834, 2019465, 2094260, 2154096, 2307960, 2423358, 2513112, 2692620, 2769552, 2827251, 3141390, 3231144, 3461940, 3590160, 3769668, 4038930, 4188520, 4615920, 4712085, 4846716, 5026224, 5385240, 5654502, 6058395, 6282780, 6462288, 6923880, 7539336, 8077860, 8377040, 8481753, 9424170, 9693432, 10770480, 11309004, 12116790, 12565560, 13847760, 14136255, 15078672, 16155720, 16963506, 18848340, 19386864, 22618008, 24233580, 25131120, 28272510, 32311440, 33927012, 37696680, 42408765, 45236016, 48467160, 56545020, 67854024, 75393360, 84817530, 96934320, 113090040, 135708048, 169635060, 226180080, 339270120, 678540240]

約数ペア:

[(1, 678540240), (2, 339270120), (3, 226180080), (4, 169635060), (5, 135708048), (6, 113090040), (7, 96934320), (8, 84817530), (9, 75393360), (10, 67854024), (12, 56545020), (14, 48467160), (15, 45236016), (16, 42408765), (18, 37696680), (20, 33927012), (21, 32311440), (24, 28272510), (27, 25131120), (28, 24233580), (30, 22618008), (35, 19386864), (36, 18848340), (40, 16963506), (42, 16155720), (45, 15078672), (48, 14136255), (49, 13847760), (54, 12565560), (56, 12116790), (60, 11309004), (63, 10770480), (70, 9693432), (72, 9424170), (80, 8481753), (81, 8377040), (84, 8077860), (90, 7539336), (98, 6923880), (105, 6462288), (108, 6282780), (112, 6058395), (120, 5654502), (126, 5385240), (135, 5026224), (140, 4846716), (144, 4712085), (147, 4615920), (162, 4188520), (168, 4038930), (180, 3769668), (189, 3590160), (196, 3461940), (210, 3231144), (216, 3141390), (240, 2827251), (245, 2769552), (252, 2692620), (270, 2513112), (280, 2423358), (294, 2307960), (315, 2154096), (324, 2094260), (336, 2019465), (360, 1884834), (378, 1795080), (392, 1730970), (405, 1675408), (420, 1615572), (432, 1570695), (441, 1538640), (490, 1384776), (504, 1346310), (540, 1256556), (560, 1211679), (567, 1196720), (588, 1153980), (630, 1077048), (648, 1047130), (720, 942417), (735, 923184), (756, 897540), (784, 865485), (810, 837704), (840, 807786), (882, 769320), (945, 718032), (980, 692388), (1008, 673155), (1080, 628278), (1134, 598360), (1176, 576990), (1260, 538524), (1296, 523565), (1323, 512880), (1470, 461592), (1512, 448770), (1620, 418852), (1680, 403893), (1764, 384660), (1890, 359016), (1960, 346194), (2137, 317520), (2160, 314139), (2205, 307728), (2268, 299180), (2352, 288495), (2520, 269262), (2646, 256440), (2835, 239344), (2940, 230796), (3024, 224385), (3240, 209426), (3528, 192330), (3780, 179508), (3920, 173097), (3969, 170960), (4274, 158760), (4410, 153864), (4536, 149590), (5040, 134631), (5292, 128220), (5670, 119672), (5880, 115398), (6411, 105840), (6480, 104713), (6615, 102576), (7056, 96165), (7560, 89754), (7938, 85480), (8548, 79380), (8820, 76932), (9072, 74795), (10584, 64110), (10685, 63504), (11340, 59836), (11760, 57699), (12822, 52920), (13230, 51288), (14959, 45360), (15120, 44877), (15876, 42740), (17096, 39690), (17640, 38466), (19233, 35280), (19845, 34192), (21168, 32055), (21370, 31752), (22680, 29918), (25644, 26460)]