78737280

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{1783}}^1$

素因数の和:1828

約数の個数: 128

約数和(自身を含む): 262033920

約数和(自身を除く): 183296640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 32, 40, 46, 48, 60, 64, 69, 80, 92, 96, 115, 120, 128, 138, 160, 184, 192, 230, 240, 276, 320, 345, 368, 384, 460, 480, 552, 640, 690, 736, 920, 960, 1104, 1380, 1472, 1783, 1840, 1920, 2208, 2760, 2944, 3566, 3680, 4416, 5349, 5520, 7132, 7360, 8832, 8915, 10698, 11040, 14264, 14720, 17830, 21396, 22080, 26745, 28528, 35660, 41009, 42792, 44160, 53490, 57056, 71320, 82018, 85584, 106980, 114112, 123027, 142640, 164036, 171168, 205045, 213960, 228224, 246054, 285280, 328072, 342336, 410090, 427920, 492108, 570560, 615135, 656144, 684672, 820180, 855840, 984216, 1141120, 1230270, 1312288, 1640360, 1711680, 1968432, 2460540, 2624576, 3280720, 3423360, 3936864, 4921080, 5249152, 6561440, 7873728, 9842160, 13122880, 15747456, 19684320, 26245760, 39368640, 78737280]

約数ペア:

[(1, 78737280), (2, 39368640), (3, 26245760), (4, 19684320), (5, 15747456), (6, 13122880), (8, 9842160), (10, 7873728), (12, 6561440), (15, 5249152), (16, 4921080), (20, 3936864), (23, 3423360), (24, 3280720), (30, 2624576), (32, 2460540), (40, 1968432), (46, 1711680), (48, 1640360), (60, 1312288), (64, 1230270), (69, 1141120), (80, 984216), (92, 855840), (96, 820180), (115, 684672), (120, 656144), (128, 615135), (138, 570560), (160, 492108), (184, 427920), (192, 410090), (230, 342336), (240, 328072), (276, 285280), (320, 246054), (345, 228224), (368, 213960), (384, 205045), (460, 171168), (480, 164036), (552, 142640), (640, 123027), (690, 114112), (736, 106980), (920, 85584), (960, 82018), (1104, 71320), (1380, 57056), (1472, 53490), (1783, 44160), (1840, 42792), (1920, 41009), (2208, 35660), (2760, 28528), (2944, 26745), (3566, 22080), (3680, 21396), (4416, 17830), (5349, 14720), (5520, 14264), (7132, 11040), (7360, 10698), (8832, 8915)]