202171080

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{389}}^1$

素因数の和:535

約数の個数: 128

約数和(自身を含む): 626745600

約数和(自身を除く): 424574520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 61, 71, 120, 122, 142, 183, 213, 244, 284, 305, 355, 366, 389, 426, 488, 568, 610, 710, 732, 778, 852, 915, 1065, 1167, 1220, 1420, 1464, 1556, 1704, 1830, 1945, 2130, 2334, 2440, 2840, 3112, 3660, 3890, 4260, 4331, 4668, 5835, 7320, 7780, 8520, 8662, 9336, 11670, 12993, 15560, 17324, 21655, 23340, 23729, 25986, 27619, 34648, 43310, 46680, 47458, 51972, 55238, 64965, 71187, 82857, 86620, 94916, 103944, 110476, 118645, 129930, 138095, 142374, 165714, 173240, 189832, 220952, 237290, 259860, 276190, 284748, 331428, 355935, 414285, 474580, 519720, 552380, 569496, 662856, 711870, 828570, 949160, 1104760, 1423740, 1657140, 1684759, 2847480, 3314280, 3369518, 5054277, 6739036, 8423795, 10108554, 13478072, 16847590, 20217108, 25271385, 33695180, 40434216, 50542770, 67390360, 101085540, 202171080]

約数ペア:

[(1, 202171080), (2, 101085540), (3, 67390360), (4, 50542770), (5, 40434216), (6, 33695180), (8, 25271385), (10, 20217108), (12, 16847590), (15, 13478072), (20, 10108554), (24, 8423795), (30, 6739036), (40, 5054277), (60, 3369518), (61, 3314280), (71, 2847480), (120, 1684759), (122, 1657140), (142, 1423740), (183, 1104760), (213, 949160), (244, 828570), (284, 711870), (305, 662856), (355, 569496), (366, 552380), (389, 519720), (426, 474580), (488, 414285), (568, 355935), (610, 331428), (710, 284748), (732, 276190), (778, 259860), (852, 237290), (915, 220952), (1065, 189832), (1167, 173240), (1220, 165714), (1420, 142374), (1464, 138095), (1556, 129930), (1704, 118645), (1830, 110476), (1945, 103944), (2130, 94916), (2334, 86620), (2440, 82857), (2840, 71187), (3112, 64965), (3660, 55238), (3890, 51972), (4260, 47458), (4331, 46680), (4668, 43310), (5835, 34648), (7320, 27619), (7780, 25986), (8520, 23729), (8662, 23340), (9336, 21655), (11670, 17324), (12993, 15560)]