78956640

素因数分解:

$2^5\times 3^3\times 5^1\times 7^2\times {\mathrm{373}}^1$

素因数の和:411

約数の個数: 288

約数和(自身を含む): 322328160

約数和(自身を除く): 243371520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 49, 54, 56, 60, 63, 70, 72, 80, 84, 90, 96, 98, 105, 108, 112, 120, 126, 135, 140, 144, 147, 160, 168, 180, 189, 196, 210, 216, 224, 240, 245, 252, 270, 280, 288, 294, 315, 336, 360, 373, 378, 392, 420, 432, 441, 480, 490, 504, 540, 560, 588, 630, 672, 720, 735, 746, 756, 784, 840, 864, 882, 945, 980, 1008, 1080, 1119, 1120, 1176, 1260, 1323, 1440, 1470, 1492, 1512, 1568, 1680, 1764, 1865, 1890, 1960, 2016, 2160, 2205, 2238, 2352, 2520, 2611, 2646, 2940, 2984, 3024, 3357, 3360, 3528, 3730, 3780, 3920, 4320, 4410, 4476, 4704, 5040, 5222, 5292, 5595, 5880, 5968, 6048, 6615, 6714, 7056, 7460, 7560, 7833, 7840, 8820, 8952, 10071, 10080, 10444, 10584, 11190, 11760, 11936, 13055, 13230, 13428, 14112, 14920, 15120, 15666, 16785, 17640, 17904, 18277, 20142, 20888, 21168, 22380, 23499, 23520, 26110, 26460, 26856, 29840, 30240, 31332, 33570, 35280, 35808, 36554, 39165, 40284, 41776, 42336, 44760, 46998, 50355, 52220, 52920, 53712, 54831, 59680, 62664, 67140, 70497, 70560, 73108, 78330, 80568, 83552, 89520, 91385, 93996, 100710, 104440, 105840, 107424, 109662, 117495, 125328, 134280, 140994, 146216, 156660, 161136, 164493, 179040, 182770, 187992, 201420, 208880, 211680, 219324, 234990, 250656, 268560, 274155, 281988, 292432, 313320, 322272, 328986, 352485, 365540, 375984, 402840, 417760, 438648, 469980, 493479, 537120, 548310, 563976, 584864, 626640, 657972, 704970, 731080, 751968, 805680, 822465, 877296, 939960, 986958, 1096620, 1127952, 1253280, 1315944, 1409940, 1462160, 1611360, 1644930, 1754592, 1879920, 1973916, 2193240, 2255904, 2467395, 2631888, 2819880, 2924320, 3289860, 3759840, 3947832, 4386480, 4934790, 5263776, 5639760, 6579720, 7895664, 8772960, 9869580, 11279520, 13159440, 15791328, 19739160, 26318880, 39478320, 78956640]

約数ペア:

[(1, 78956640), (2, 39478320), (3, 26318880), (4, 19739160), (5, 15791328), (6, 13159440), (7, 11279520), (8, 9869580), (9, 8772960), (10, 7895664), (12, 6579720), (14, 5639760), (15, 5263776), (16, 4934790), (18, 4386480), (20, 3947832), (21, 3759840), (24, 3289860), (27, 2924320), (28, 2819880), (30, 2631888), (32, 2467395), (35, 2255904), (36, 2193240), (40, 1973916), (42, 1879920), (45, 1754592), (48, 1644930), (49, 1611360), (54, 1462160), (56, 1409940), (60, 1315944), (63, 1253280), (70, 1127952), (72, 1096620), (80, 986958), (84, 939960), (90, 877296), (96, 822465), (98, 805680), (105, 751968), (108, 731080), (112, 704970), (120, 657972), (126, 626640), (135, 584864), (140, 563976), (144, 548310), (147, 537120), (160, 493479), (168, 469980), (180, 438648), (189, 417760), (196, 402840), (210, 375984), (216, 365540), (224, 352485), (240, 328986), (245, 322272), (252, 313320), (270, 292432), (280, 281988), (288, 274155), (294, 268560), (315, 250656), (336, 234990), (360, 219324), (373, 211680), (378, 208880), (392, 201420), (420, 187992), (432, 182770), (441, 179040), (480, 164493), (490, 161136), (504, 156660), (540, 146216), (560, 140994), (588, 134280), (630, 125328), (672, 117495), (720, 109662), (735, 107424), (746, 105840), (756, 104440), (784, 100710), (840, 93996), (864, 91385), (882, 89520), (945, 83552), (980, 80568), (1008, 78330), (1080, 73108), (1119, 70560), (1120, 70497), (1176, 67140), (1260, 62664), (1323, 59680), (1440, 54831), (1470, 53712), (1492, 52920), (1512, 52220), (1568, 50355), (1680, 46998), (1764, 44760), (1865, 42336), (1890, 41776), (1960, 40284), (2016, 39165), (2160, 36554), (2205, 35808), (2238, 35280), (2352, 33570), (2520, 31332), (2611, 30240), (2646, 29840), (2940, 26856), (2984, 26460), (3024, 26110), (3357, 23520), (3360, 23499), (3528, 22380), (3730, 21168), (3780, 20888), (3920, 20142), (4320, 18277), (4410, 17904), (4476, 17640), (4704, 16785), (5040, 15666), (5222, 15120), (5292, 14920), (5595, 14112), (5880, 13428), (5968, 13230), (6048, 13055), (6615, 11936), (6714, 11760), (7056, 11190), (7460, 10584), (7560, 10444), (7833, 10080), (7840, 10071), (8820, 8952)]