64678320

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{313}}^1$

素因数の和:380

約数の個数: 240

約数和(自身を含む): 255108672

約数和(自身を除く): 190430352

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 41, 42, 45, 48, 56, 60, 63, 70, 72, 80, 82, 84, 90, 105, 112, 120, 123, 126, 140, 144, 164, 168, 180, 205, 210, 240, 246, 252, 280, 287, 313, 315, 328, 336, 360, 369, 410, 420, 492, 504, 560, 574, 615, 626, 630, 656, 720, 738, 820, 840, 861, 939, 984, 1008, 1148, 1230, 1252, 1260, 1435, 1476, 1565, 1640, 1680, 1722, 1845, 1878, 1968, 2191, 2296, 2460, 2504, 2520, 2583, 2817, 2870, 2952, 3130, 3280, 3444, 3690, 3756, 4305, 4382, 4592, 4695, 4920, 5008, 5040, 5166, 5634, 5740, 5904, 6260, 6573, 6888, 7380, 7512, 8610, 8764, 9390, 9840, 10332, 10955, 11268, 11480, 12520, 12833, 12915, 13146, 13776, 14085, 14760, 15024, 17220, 17528, 18780, 19719, 20664, 21910, 22536, 22960, 25040, 25666, 25830, 26292, 28170, 29520, 32865, 34440, 35056, 37560, 38499, 39438, 41328, 43820, 45072, 51332, 51660, 52584, 56340, 64165, 65730, 68880, 75120, 76998, 78876, 87640, 89831, 98595, 102664, 103320, 105168, 112680, 115497, 128330, 131460, 153996, 157752, 175280, 179662, 192495, 197190, 205328, 206640, 225360, 230994, 256660, 262920, 269493, 307992, 315504, 359324, 384990, 394380, 449155, 461988, 513320, 525840, 538986, 577485, 615984, 718648, 769980, 788760, 808479, 898310, 923976, 1026640, 1077972, 1154970, 1347465, 1437296, 1539960, 1577520, 1616958, 1796620, 1847952, 2155944, 2309940, 2694930, 3079920, 3233916, 3593240, 4042395, 4311888, 4619880, 5389860, 6467832, 7186480, 8084790, 9239760, 10779720, 12935664, 16169580, 21559440, 32339160, 64678320]

約数ペア:

[(1, 64678320), (2, 32339160), (3, 21559440), (4, 16169580), (5, 12935664), (6, 10779720), (7, 9239760), (8, 8084790), (9, 7186480), (10, 6467832), (12, 5389860), (14, 4619880), (15, 4311888), (16, 4042395), (18, 3593240), (20, 3233916), (21, 3079920), (24, 2694930), (28, 2309940), (30, 2155944), (35, 1847952), (36, 1796620), (40, 1616958), (41, 1577520), (42, 1539960), (45, 1437296), (48, 1347465), (56, 1154970), (60, 1077972), (63, 1026640), (70, 923976), (72, 898310), (80, 808479), (82, 788760), (84, 769980), (90, 718648), (105, 615984), (112, 577485), (120, 538986), (123, 525840), (126, 513320), (140, 461988), (144, 449155), (164, 394380), (168, 384990), (180, 359324), (205, 315504), (210, 307992), (240, 269493), (246, 262920), (252, 256660), (280, 230994), (287, 225360), (313, 206640), (315, 205328), (328, 197190), (336, 192495), (360, 179662), (369, 175280), (410, 157752), (420, 153996), (492, 131460), (504, 128330), (560, 115497), (574, 112680), (615, 105168), (626, 103320), (630, 102664), (656, 98595), (720, 89831), (738, 87640), (820, 78876), (840, 76998), (861, 75120), (939, 68880), (984, 65730), (1008, 64165), (1148, 56340), (1230, 52584), (1252, 51660), (1260, 51332), (1435, 45072), (1476, 43820), (1565, 41328), (1640, 39438), (1680, 38499), (1722, 37560), (1845, 35056), (1878, 34440), (1968, 32865), (2191, 29520), (2296, 28170), (2460, 26292), (2504, 25830), (2520, 25666), (2583, 25040), (2817, 22960), (2870, 22536), (2952, 21910), (3130, 20664), (3280, 19719), (3444, 18780), (3690, 17528), (3756, 17220), (4305, 15024), (4382, 14760), (4592, 14085), (4695, 13776), (4920, 13146), (5008, 12915), (5040, 12833), (5166, 12520), (5634, 11480), (5740, 11268), (5904, 10955), (6260, 10332), (6573, 9840), (6888, 9390), (7380, 8764), (7512, 8610)]