68991888

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{107}}^1$

素因数の和:245

約数の個数: 160

約数和(自身を含む): 218557440

約数和(自身を除く): 149565552

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 19, 21, 24, 28, 38, 42, 48, 56, 57, 76, 84, 101, 107, 112, 114, 133, 152, 168, 202, 214, 228, 266, 303, 304, 321, 336, 399, 404, 428, 456, 532, 606, 642, 707, 749, 798, 808, 856, 912, 1064, 1212, 1284, 1414, 1498, 1596, 1616, 1712, 1919, 2033, 2121, 2128, 2247, 2424, 2568, 2828, 2996, 3192, 3838, 4066, 4242, 4494, 4848, 5136, 5656, 5757, 5992, 6099, 6384, 7676, 8132, 8484, 8988, 10807, 11312, 11514, 11984, 12198, 13433, 14231, 15352, 16264, 16968, 17976, 21614, 23028, 24396, 26866, 28462, 30704, 32421, 32528, 33936, 35952, 40299, 42693, 43228, 46056, 48792, 53732, 56924, 64842, 75649, 80598, 85386, 86456, 92112, 97584, 107464, 113848, 129684, 151298, 161196, 170772, 172912, 205333, 214928, 226947, 227696, 259368, 302596, 322392, 341544, 410666, 453894, 518736, 605192, 615999, 644784, 683088, 821332, 907788, 1210384, 1231998, 1437331, 1642664, 1815576, 2463996, 2874662, 3285328, 3631152, 4311993, 4927992, 5749324, 8623986, 9855984, 11498648, 17247972, 22997296, 34495944, 68991888]

約数ペア:

[(1, 68991888), (2, 34495944), (3, 22997296), (4, 17247972), (6, 11498648), (7, 9855984), (8, 8623986), (12, 5749324), (14, 4927992), (16, 4311993), (19, 3631152), (21, 3285328), (24, 2874662), (28, 2463996), (38, 1815576), (42, 1642664), (48, 1437331), (56, 1231998), (57, 1210384), (76, 907788), (84, 821332), (101, 683088), (107, 644784), (112, 615999), (114, 605192), (133, 518736), (152, 453894), (168, 410666), (202, 341544), (214, 322392), (228, 302596), (266, 259368), (303, 227696), (304, 226947), (321, 214928), (336, 205333), (399, 172912), (404, 170772), (428, 161196), (456, 151298), (532, 129684), (606, 113848), (642, 107464), (707, 97584), (749, 92112), (798, 86456), (808, 85386), (856, 80598), (912, 75649), (1064, 64842), (1212, 56924), (1284, 53732), (1414, 48792), (1498, 46056), (1596, 43228), (1616, 42693), (1712, 40299), (1919, 35952), (2033, 33936), (2121, 32528), (2128, 32421), (2247, 30704), (2424, 28462), (2568, 26866), (2828, 24396), (2996, 23028), (3192, 21614), (3838, 17976), (4066, 16968), (4242, 16264), (4494, 15352), (4848, 14231), (5136, 13433), (5656, 12198), (5757, 11984), (5992, 11514), (6099, 11312), (6384, 10807), (7676, 8988), (8132, 8484)]