1738993340

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{199}}^1\times {\mathrm{241}}^1$

素因数の和:500

約数の個数: 144

約数和(自身を含む): 4403044800

約数和(自身を除く): 2664051460

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 37, 49, 70, 74, 98, 140, 148, 185, 196, 199, 241, 245, 259, 370, 398, 482, 490, 518, 740, 796, 964, 980, 995, 1036, 1205, 1295, 1393, 1687, 1813, 1990, 2410, 2590, 2786, 3374, 3626, 3980, 4820, 5180, 5572, 6748, 6965, 7252, 7363, 8435, 8917, 9065, 9751, 11809, 13930, 14726, 16870, 17834, 18130, 19502, 23618, 27860, 29452, 33740, 35668, 36260, 36815, 39004, 44585, 47236, 47959, 48755, 51541, 59045, 62419, 73630, 89170, 95918, 97510, 103082, 118090, 124838, 147260, 178340, 191836, 195020, 206164, 236180, 239795, 249676, 257705, 312095, 335713, 360787, 436933, 479590, 515410, 624190, 671426, 721574, 873866, 959180, 1030820, 1248380, 1342852, 1443148, 1678565, 1747732, 1774483, 1803935, 2184665, 2349991, 3357130, 3548966, 3607870, 4369330, 4699982, 6714260, 7097932, 7215740, 8738660, 8872415, 9399964, 11749955, 12421381, 17744830, 23499910, 24842762, 35489660, 46999820, 49685524, 62106905, 86949667, 124213810, 173899334, 248427620, 347798668, 434748335, 869496670, 1738993340]

約数ペア:

[(1, 1738993340), (2, 869496670), (4, 434748335), (5, 347798668), (7, 248427620), (10, 173899334), (14, 124213810), (20, 86949667), (28, 62106905), (35, 49685524), (37, 46999820), (49, 35489660), (70, 24842762), (74, 23499910), (98, 17744830), (140, 12421381), (148, 11749955), (185, 9399964), (196, 8872415), (199, 8738660), (241, 7215740), (245, 7097932), (259, 6714260), (370, 4699982), (398, 4369330), (482, 3607870), (490, 3548966), (518, 3357130), (740, 2349991), (796, 2184665), (964, 1803935), (980, 1774483), (995, 1747732), (1036, 1678565), (1205, 1443148), (1295, 1342852), (1393, 1248380), (1687, 1030820), (1813, 959180), (1990, 873866), (2410, 721574), (2590, 671426), (2786, 624190), (3374, 515410), (3626, 479590), (3980, 436933), (4820, 360787), (5180, 335713), (5572, 312095), (6748, 257705), (6965, 249676), (7252, 239795), (7363, 236180), (8435, 206164), (8917, 195020), (9065, 191836), (9751, 178340), (11809, 147260), (13930, 124838), (14726, 118090), (16870, 103082), (17834, 97510), (18130, 95918), (19502, 89170), (23618, 73630), (27860, 62419), (29452, 59045), (33740, 51541), (35668, 48755), (36260, 47959), (36815, 47236), (39004, 44585)]