212664960

素因数分解:

$2^7\times 3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{397}}^1$

素因数の和:456

約数の個数: 256

約数和(自身を含む): 779443200

約数和(自身を除く): 566778240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 31, 32, 36, 40, 45, 48, 54, 60, 62, 64, 72, 80, 90, 93, 96, 108, 120, 124, 128, 135, 144, 155, 160, 180, 186, 192, 216, 240, 248, 270, 279, 288, 310, 320, 360, 372, 384, 397, 432, 465, 480, 496, 540, 558, 576, 620, 640, 720, 744, 794, 837, 864, 930, 960, 992, 1080, 1116, 1152, 1191, 1240, 1395, 1440, 1488, 1588, 1674, 1728, 1860, 1920, 1984, 1985, 2160, 2232, 2382, 2480, 2790, 2880, 2976, 3176, 3348, 3456, 3573, 3720, 3968, 3970, 4185, 4320, 4464, 4764, 4960, 5580, 5760, 5952, 5955, 6352, 6696, 7146, 7440, 7940, 8370, 8640, 8928, 9528, 9920, 10719, 11160, 11904, 11910, 12307, 12704, 13392, 14292, 14880, 15880, 16740, 17280, 17856, 17865, 19056, 19840, 21438, 22320, 23820, 24614, 25408, 26784, 28584, 29760, 31760, 33480, 35712, 35730, 36921, 38112, 42876, 44640, 47640, 49228, 50816, 53568, 53595, 57168, 59520, 61535, 63520, 66960, 71460, 73842, 76224, 85752, 89280, 95280, 98456, 107136, 107190, 110763, 114336, 123070, 127040, 133920, 142920, 147684, 152448, 171504, 178560, 184605, 190560, 196912, 214380, 221526, 228672, 246140, 254080, 267840, 285840, 295368, 332289, 343008, 369210, 381120, 393824, 428760, 443052, 457344, 492280, 535680, 553815, 571680, 590736, 664578, 686016, 738420, 762240, 787648, 857520, 886104, 984560, 1107630, 1143360, 1181472, 1329156, 1372032, 1476840, 1575296, 1661445, 1715040, 1772208, 1969120, 2215260, 2286720, 2362944, 2658312, 2953680, 3322890, 3430080, 3544416, 3938240, 4430520, 4725888, 5316624, 5907360, 6645780, 6860160, 7088832, 7876480, 8861040, 10633248, 11814720, 13291560, 14177664, 17722080, 21266496, 23629440, 26583120, 35444160, 42532992, 53166240, 70888320, 106332480, 212664960]

約数ペア:

[(1, 212664960), (2, 106332480), (3, 70888320), (4, 53166240), (5, 42532992), (6, 35444160), (8, 26583120), (9, 23629440), (10, 21266496), (12, 17722080), (15, 14177664), (16, 13291560), (18, 11814720), (20, 10633248), (24, 8861040), (27, 7876480), (30, 7088832), (31, 6860160), (32, 6645780), (36, 5907360), (40, 5316624), (45, 4725888), (48, 4430520), (54, 3938240), (60, 3544416), (62, 3430080), (64, 3322890), (72, 2953680), (80, 2658312), (90, 2362944), (93, 2286720), (96, 2215260), (108, 1969120), (120, 1772208), (124, 1715040), (128, 1661445), (135, 1575296), (144, 1476840), (155, 1372032), (160, 1329156), (180, 1181472), (186, 1143360), (192, 1107630), (216, 984560), (240, 886104), (248, 857520), (270, 787648), (279, 762240), (288, 738420), (310, 686016), (320, 664578), (360, 590736), (372, 571680), (384, 553815), (397, 535680), (432, 492280), (465, 457344), (480, 443052), (496, 428760), (540, 393824), (558, 381120), (576, 369210), (620, 343008), (640, 332289), (720, 295368), (744, 285840), (794, 267840), (837, 254080), (864, 246140), (930, 228672), (960, 221526), (992, 214380), (1080, 196912), (1116, 190560), (1152, 184605), (1191, 178560), (1240, 171504), (1395, 152448), (1440, 147684), (1488, 142920), (1588, 133920), (1674, 127040), (1728, 123070), (1860, 114336), (1920, 110763), (1984, 107190), (1985, 107136), (2160, 98456), (2232, 95280), (2382, 89280), (2480, 85752), (2790, 76224), (2880, 73842), (2976, 71460), (3176, 66960), (3348, 63520), (3456, 61535), (3573, 59520), (3720, 57168), (3968, 53595), (3970, 53568), (4185, 50816), (4320, 49228), (4464, 47640), (4764, 44640), (4960, 42876), (5580, 38112), (5760, 36921), (5952, 35730), (5955, 35712), (6352, 33480), (6696, 31760), (7146, 29760), (7440, 28584), (7940, 26784), (8370, 25408), (8640, 24614), (8928, 23820), (9528, 22320), (9920, 21438), (10719, 19840), (11160, 19056), (11904, 17865), (11910, 17856), (12307, 17280), (12704, 16740), (13392, 15880), (14292, 14880)]