66446080

素因数分解:

$2^8\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1$

素因数の和:142

約数の個数: 144

約数和(自身を含む): 173363904

約数和(自身を除く): 106917824

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 37, 40, 46, 61, 64, 74, 80, 92, 115, 122, 128, 148, 160, 184, 185, 230, 244, 256, 296, 305, 320, 368, 370, 460, 488, 592, 610, 640, 736, 740, 851, 920, 976, 1184, 1220, 1280, 1403, 1472, 1480, 1702, 1840, 1952, 2257, 2368, 2440, 2806, 2944, 2960, 3404, 3680, 3904, 4255, 4514, 4736, 4880, 5612, 5888, 5920, 6808, 7015, 7360, 7808, 8510, 9028, 9472, 9760, 11224, 11285, 11840, 13616, 14030, 14720, 15616, 17020, 18056, 19520, 22448, 22570, 23680, 27232, 28060, 29440, 34040, 36112, 39040, 44896, 45140, 47360, 51911, 54464, 56120, 68080, 72224, 78080, 89792, 90280, 103822, 108928, 112240, 136160, 144448, 179584, 180560, 207644, 217856, 224480, 259555, 272320, 288896, 359168, 361120, 415288, 448960, 519110, 544640, 577792, 722240, 830576, 897920, 1038220, 1089280, 1444480, 1661152, 1795840, 2076440, 2888960, 3322304, 4152880, 6644608, 8305760, 13289216, 16611520, 33223040, 66446080]

約数ペア:

[(1, 66446080), (2, 33223040), (4, 16611520), (5, 13289216), (8, 8305760), (10, 6644608), (16, 4152880), (20, 3322304), (23, 2888960), (32, 2076440), (37, 1795840), (40, 1661152), (46, 1444480), (61, 1089280), (64, 1038220), (74, 897920), (80, 830576), (92, 722240), (115, 577792), (122, 544640), (128, 519110), (148, 448960), (160, 415288), (184, 361120), (185, 359168), (230, 288896), (244, 272320), (256, 259555), (296, 224480), (305, 217856), (320, 207644), (368, 180560), (370, 179584), (460, 144448), (488, 136160), (592, 112240), (610, 108928), (640, 103822), (736, 90280), (740, 89792), (851, 78080), (920, 72224), (976, 68080), (1184, 56120), (1220, 54464), (1280, 51911), (1403, 47360), (1472, 45140), (1480, 44896), (1702, 39040), (1840, 36112), (1952, 34040), (2257, 29440), (2368, 28060), (2440, 27232), (2806, 23680), (2944, 22570), (2960, 22448), (3404, 19520), (3680, 18056), (3904, 17020), (4255, 15616), (4514, 14720), (4736, 14030), (4880, 13616), (5612, 11840), (5888, 11285), (5920, 11224), (6808, 9760), (7015, 9472), (7360, 9028), (7808, 8510)]