427136640

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{521}}^1$

素因数の和:611

約数の個数: 256

約数和(自身を含む): 1584541440

約数和(自身を除く): 1157404800

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 61, 64, 70, 80, 84, 96, 105, 112, 120, 122, 128, 140, 160, 168, 183, 192, 210, 224, 240, 244, 280, 305, 320, 336, 366, 384, 420, 427, 448, 480, 488, 521, 560, 610, 640, 672, 732, 840, 854, 896, 915, 960, 976, 1042, 1120, 1220, 1281, 1344, 1464, 1563, 1680, 1708, 1830, 1920, 1952, 2084, 2135, 2240, 2440, 2562, 2605, 2688, 2928, 3126, 3360, 3416, 3647, 3660, 3904, 4168, 4270, 4480, 4880, 5124, 5210, 5856, 6252, 6405, 6720, 6832, 7294, 7320, 7808, 7815, 8336, 8540, 9760, 10248, 10420, 10941, 11712, 12504, 12810, 13440, 13664, 14588, 14640, 15630, 16672, 17080, 18235, 19520, 20496, 20840, 21882, 23424, 25008, 25620, 27328, 29176, 29280, 31260, 31781, 33344, 34160, 36470, 39040, 40992, 41680, 43764, 50016, 51240, 54656, 54705, 58352, 58560, 62520, 63562, 66688, 68320, 72940, 81984, 83360, 87528, 95343, 100032, 102480, 109410, 116704, 117120, 125040, 127124, 136640, 145880, 158905, 163968, 166720, 175056, 190686, 200064, 204960, 218820, 222467, 233408, 250080, 254248, 273280, 291760, 317810, 333440, 350112, 381372, 409920, 437640, 444934, 466816, 476715, 500160, 508496, 583520, 635620, 667401, 700224, 762744, 819840, 875280, 889868, 953430, 1000320, 1016992, 1112335, 1167040, 1271240, 1334802, 1400448, 1525488, 1750560, 1779736, 1906860, 2033984, 2224670, 2334080, 2542480, 2669604, 3050976, 3337005, 3501120, 3559472, 3813720, 4067968, 4449340, 5084960, 5339208, 6101952, 6674010, 7002240, 7118944, 7627440, 8898680, 10169920, 10678416, 12203904, 13348020, 14237888, 15254880, 17797360, 20339840, 21356832, 26696040, 28475776, 30509760, 35594720, 42713664, 53392080, 61019520, 71189440, 85427328, 106784160, 142378880, 213568320, 427136640]

約数ペア:

[(1, 427136640), (2, 213568320), (3, 142378880), (4, 106784160), (5, 85427328), (6, 71189440), (7, 61019520), (8, 53392080), (10, 42713664), (12, 35594720), (14, 30509760), (15, 28475776), (16, 26696040), (20, 21356832), (21, 20339840), (24, 17797360), (28, 15254880), (30, 14237888), (32, 13348020), (35, 12203904), (40, 10678416), (42, 10169920), (48, 8898680), (56, 7627440), (60, 7118944), (61, 7002240), (64, 6674010), (70, 6101952), (80, 5339208), (84, 5084960), (96, 4449340), (105, 4067968), (112, 3813720), (120, 3559472), (122, 3501120), (128, 3337005), (140, 3050976), (160, 2669604), (168, 2542480), (183, 2334080), (192, 2224670), (210, 2033984), (224, 1906860), (240, 1779736), (244, 1750560), (280, 1525488), (305, 1400448), (320, 1334802), (336, 1271240), (366, 1167040), (384, 1112335), (420, 1016992), (427, 1000320), (448, 953430), (480, 889868), (488, 875280), (521, 819840), (560, 762744), (610, 700224), (640, 667401), (672, 635620), (732, 583520), (840, 508496), (854, 500160), (896, 476715), (915, 466816), (960, 444934), (976, 437640), (1042, 409920), (1120, 381372), (1220, 350112), (1281, 333440), (1344, 317810), (1464, 291760), (1563, 273280), (1680, 254248), (1708, 250080), (1830, 233408), (1920, 222467), (1952, 218820), (2084, 204960), (2135, 200064), (2240, 190686), (2440, 175056), (2562, 166720), (2605, 163968), (2688, 158905), (2928, 145880), (3126, 136640), (3360, 127124), (3416, 125040), (3647, 117120), (3660, 116704), (3904, 109410), (4168, 102480), (4270, 100032), (4480, 95343), (4880, 87528), (5124, 83360), (5210, 81984), (5856, 72940), (6252, 68320), (6405, 66688), (6720, 63562), (6832, 62520), (7294, 58560), (7320, 58352), (7808, 54705), (7815, 54656), (8336, 51240), (8540, 50016), (9760, 43764), (10248, 41680), (10420, 40992), (10941, 39040), (11712, 36470), (12504, 34160), (12810, 33344), (13440, 31781), (13664, 31260), (14588, 29280), (14640, 29176), (15630, 27328), (16672, 25620), (17080, 25008), (18235, 23424), (19520, 21882), (20496, 20840)]