80917680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{137}}^1$

素因数の和:283

約数の個数: 160

約数和(自身を含む): 266125824

約数和(自身を除く): 185208144

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 40, 46, 48, 60, 69, 80, 92, 107, 115, 120, 137, 138, 184, 214, 230, 240, 274, 276, 321, 345, 368, 411, 428, 460, 535, 548, 552, 642, 685, 690, 822, 856, 920, 1070, 1096, 1104, 1284, 1370, 1380, 1605, 1644, 1712, 1840, 2055, 2140, 2192, 2461, 2568, 2740, 2760, 3151, 3210, 3288, 4110, 4280, 4922, 5136, 5480, 5520, 6302, 6420, 6576, 7383, 8220, 8560, 9453, 9844, 10960, 12305, 12604, 12840, 14659, 14766, 15755, 16440, 18906, 19688, 24610, 25208, 25680, 29318, 29532, 31510, 32880, 36915, 37812, 39376, 43977, 47265, 49220, 50416, 58636, 59064, 63020, 73295, 73830, 75624, 87954, 94530, 98440, 117272, 118128, 126040, 146590, 147660, 151248, 175908, 189060, 196880, 219885, 234544, 252080, 293180, 295320, 337157, 351816, 378120, 439770, 586360, 590640, 674314, 703632, 756240, 879540, 1011471, 1172720, 1348628, 1685785, 1759080, 2022942, 2697256, 3371570, 3518160, 4045884, 5057355, 5394512, 6743140, 8091768, 10114710, 13486280, 16183536, 20229420, 26972560, 40458840, 80917680]

約数ペア:

[(1, 80917680), (2, 40458840), (3, 26972560), (4, 20229420), (5, 16183536), (6, 13486280), (8, 10114710), (10, 8091768), (12, 6743140), (15, 5394512), (16, 5057355), (20, 4045884), (23, 3518160), (24, 3371570), (30, 2697256), (40, 2022942), (46, 1759080), (48, 1685785), (60, 1348628), (69, 1172720), (80, 1011471), (92, 879540), (107, 756240), (115, 703632), (120, 674314), (137, 590640), (138, 586360), (184, 439770), (214, 378120), (230, 351816), (240, 337157), (274, 295320), (276, 293180), (321, 252080), (345, 234544), (368, 219885), (411, 196880), (428, 189060), (460, 175908), (535, 151248), (548, 147660), (552, 146590), (642, 126040), (685, 118128), (690, 117272), (822, 98440), (856, 94530), (920, 87954), (1070, 75624), (1096, 73830), (1104, 73295), (1284, 63020), (1370, 59064), (1380, 58636), (1605, 50416), (1644, 49220), (1712, 47265), (1840, 43977), (2055, 39376), (2140, 37812), (2192, 36915), (2461, 32880), (2568, 31510), (2740, 29532), (2760, 29318), (3151, 25680), (3210, 25208), (3288, 24610), (4110, 19688), (4280, 18906), (4922, 16440), (5136, 15755), (5480, 14766), (5520, 14659), (6302, 12840), (6420, 12604), (6576, 12305), (7383, 10960), (8220, 9844), (8560, 9453)]