420227760

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{811}}^1$

素因数の和:971

約数の個数: 160

約数和(自身を含む): 1391910912

約数和(自身を除く): 971683152

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 34, 40, 48, 51, 60, 68, 80, 85, 102, 120, 127, 136, 170, 204, 240, 254, 255, 272, 340, 381, 408, 508, 510, 635, 680, 762, 811, 816, 1016, 1020, 1270, 1360, 1524, 1622, 1905, 2032, 2040, 2159, 2433, 2540, 3048, 3244, 3810, 4055, 4080, 4318, 4866, 5080, 6096, 6477, 6488, 7620, 8110, 8636, 9732, 10160, 10795, 12165, 12954, 12976, 13787, 15240, 16220, 17272, 19464, 21590, 24330, 25908, 27574, 30480, 32385, 32440, 34544, 38928, 41361, 43180, 48660, 51816, 55148, 64770, 64880, 68935, 82722, 86360, 97320, 102997, 103632, 110296, 129540, 137870, 165444, 172720, 194640, 205994, 206805, 220592, 259080, 275740, 308991, 330888, 411988, 413610, 514985, 518160, 551480, 617982, 661776, 823976, 827220, 1029970, 1102960, 1235964, 1544955, 1647952, 1654440, 1750949, 2059940, 2471928, 3089910, 3308880, 3501898, 4119880, 4943856, 5252847, 6179820, 7003796, 8239760, 8754745, 10505694, 12359640, 14007592, 17509490, 21011388, 24719280, 26264235, 28015184, 35018980, 42022776, 52528470, 70037960, 84045552, 105056940, 140075920, 210113880, 420227760]

約数ペア:

[(1, 420227760), (2, 210113880), (3, 140075920), (4, 105056940), (5, 84045552), (6, 70037960), (8, 52528470), (10, 42022776), (12, 35018980), (15, 28015184), (16, 26264235), (17, 24719280), (20, 21011388), (24, 17509490), (30, 14007592), (34, 12359640), (40, 10505694), (48, 8754745), (51, 8239760), (60, 7003796), (68, 6179820), (80, 5252847), (85, 4943856), (102, 4119880), (120, 3501898), (127, 3308880), (136, 3089910), (170, 2471928), (204, 2059940), (240, 1750949), (254, 1654440), (255, 1647952), (272, 1544955), (340, 1235964), (381, 1102960), (408, 1029970), (508, 827220), (510, 823976), (635, 661776), (680, 617982), (762, 551480), (811, 518160), (816, 514985), (1016, 413610), (1020, 411988), (1270, 330888), (1360, 308991), (1524, 275740), (1622, 259080), (1905, 220592), (2032, 206805), (2040, 205994), (2159, 194640), (2433, 172720), (2540, 165444), (3048, 137870), (3244, 129540), (3810, 110296), (4055, 103632), (4080, 102997), (4318, 97320), (4866, 86360), (5080, 82722), (6096, 68935), (6477, 64880), (6488, 64770), (7620, 55148), (8110, 51816), (8636, 48660), (9732, 43180), (10160, 41361), (10795, 38928), (12165, 34544), (12954, 32440), (12976, 32385), (13787, 30480), (15240, 27574), (16220, 25908), (17272, 24330), (19464, 21590)]