64398390

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{199}}^1$

素因数の和:306

約数の個数: 128

約数和(自身を含む): 188006400

約数和(自身を除く): 123608010

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 23, 30, 35, 42, 46, 67, 69, 70, 105, 115, 134, 138, 161, 199, 201, 210, 230, 322, 335, 345, 398, 402, 469, 483, 597, 670, 690, 805, 938, 966, 995, 1005, 1194, 1393, 1407, 1541, 1610, 1990, 2010, 2345, 2415, 2786, 2814, 2985, 3082, 4179, 4577, 4623, 4690, 4830, 5970, 6965, 7035, 7705, 8358, 9154, 9246, 10787, 13333, 13731, 13930, 14070, 15410, 20895, 21574, 22885, 23115, 26666, 27462, 32039, 32361, 39999, 41790, 45770, 46230, 53935, 64078, 64722, 66665, 68655, 79998, 93331, 96117, 107870, 133330, 137310, 160195, 161805, 186662, 192234, 199995, 279993, 306659, 320390, 323610, 399990, 466655, 480585, 559986, 613318, 919977, 933310, 961170, 1399965, 1533295, 1839954, 2146613, 2799930, 3066590, 4293226, 4599885, 6439839, 9199770, 10733065, 12879678, 21466130, 32199195, 64398390]

約数ペア:

[(1, 64398390), (2, 32199195), (3, 21466130), (5, 12879678), (6, 10733065), (7, 9199770), (10, 6439839), (14, 4599885), (15, 4293226), (21, 3066590), (23, 2799930), (30, 2146613), (35, 1839954), (42, 1533295), (46, 1399965), (67, 961170), (69, 933310), (70, 919977), (105, 613318), (115, 559986), (134, 480585), (138, 466655), (161, 399990), (199, 323610), (201, 320390), (210, 306659), (230, 279993), (322, 199995), (335, 192234), (345, 186662), (398, 161805), (402, 160195), (469, 137310), (483, 133330), (597, 107870), (670, 96117), (690, 93331), (805, 79998), (938, 68655), (966, 66665), (995, 64722), (1005, 64078), (1194, 53935), (1393, 46230), (1407, 45770), (1541, 41790), (1610, 39999), (1990, 32361), (2010, 32039), (2345, 27462), (2415, 26666), (2786, 23115), (2814, 22885), (2985, 21574), (3082, 20895), (4179, 15410), (4577, 14070), (4623, 13930), (4690, 13731), (4830, 13333), (5970, 10787), (6965, 9246), (7035, 9154), (7705, 8358)]