88378880

素因数分解:

$2^9\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1$

素因数の和:144

約数の個数: 160

約数和(自身を含む): 235699200

約数和(自身を除く): 147320320

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 23, 32, 38, 40, 46, 64, 76, 79, 80, 92, 95, 115, 128, 152, 158, 160, 184, 190, 230, 256, 304, 316, 320, 368, 380, 395, 437, 460, 512, 608, 632, 640, 736, 760, 790, 874, 920, 1216, 1264, 1280, 1472, 1501, 1520, 1580, 1748, 1817, 1840, 2185, 2432, 2528, 2560, 2944, 3002, 3040, 3160, 3496, 3634, 3680, 4370, 4864, 5056, 5888, 6004, 6080, 6320, 6992, 7268, 7360, 7505, 8740, 9085, 9728, 10112, 11776, 12008, 12160, 12640, 13984, 14536, 14720, 15010, 17480, 18170, 20224, 24016, 24320, 25280, 27968, 29072, 29440, 30020, 34523, 34960, 36340, 40448, 48032, 48640, 50560, 55936, 58144, 58880, 60040, 69046, 69920, 72680, 96064, 101120, 111872, 116288, 120080, 138092, 139840, 145360, 172615, 192128, 202240, 223744, 232576, 240160, 276184, 279680, 290720, 345230, 384256, 465152, 480320, 552368, 559360, 581440, 690460, 768512, 930304, 960640, 1104736, 1118720, 1162880, 1380920, 1921280, 2209472, 2325760, 2761840, 3842560, 4418944, 4651520, 5523680, 8837888, 11047360, 17675776, 22094720, 44189440, 88378880]

約数ペア:

[(1, 88378880), (2, 44189440), (4, 22094720), (5, 17675776), (8, 11047360), (10, 8837888), (16, 5523680), (19, 4651520), (20, 4418944), (23, 3842560), (32, 2761840), (38, 2325760), (40, 2209472), (46, 1921280), (64, 1380920), (76, 1162880), (79, 1118720), (80, 1104736), (92, 960640), (95, 930304), (115, 768512), (128, 690460), (152, 581440), (158, 559360), (160, 552368), (184, 480320), (190, 465152), (230, 384256), (256, 345230), (304, 290720), (316, 279680), (320, 276184), (368, 240160), (380, 232576), (395, 223744), (437, 202240), (460, 192128), (512, 172615), (608, 145360), (632, 139840), (640, 138092), (736, 120080), (760, 116288), (790, 111872), (874, 101120), (920, 96064), (1216, 72680), (1264, 69920), (1280, 69046), (1472, 60040), (1501, 58880), (1520, 58144), (1580, 55936), (1748, 50560), (1817, 48640), (1840, 48032), (2185, 40448), (2432, 36340), (2528, 34960), (2560, 34523), (2944, 30020), (3002, 29440), (3040, 29072), (3160, 27968), (3496, 25280), (3634, 24320), (3680, 24016), (4370, 20224), (4864, 18170), (5056, 17480), (5888, 15010), (6004, 14720), (6080, 14536), (6320, 13984), (6992, 12640), (7268, 12160), (7360, 12008), (7505, 11776), (8740, 10112), (9085, 9728)]