80347680

素因数分解:

$2^5\times 3^3\times 5^1\times 7^1\times {\mathrm{2657}}^1$

素因数の和:2688

約数の個数: 192

約数和(自身を含む): 321511680

約数和(自身を除く): 241164000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 70, 72, 80, 84, 90, 96, 105, 108, 112, 120, 126, 135, 140, 144, 160, 168, 180, 189, 210, 216, 224, 240, 252, 270, 280, 288, 315, 336, 360, 378, 420, 432, 480, 504, 540, 560, 630, 672, 720, 756, 840, 864, 945, 1008, 1080, 1120, 1260, 1440, 1512, 1680, 1890, 2016, 2160, 2520, 2657, 3024, 3360, 3780, 4320, 5040, 5314, 6048, 7560, 7971, 10080, 10628, 13285, 15120, 15942, 18599, 21256, 23913, 26570, 30240, 31884, 37198, 39855, 42512, 47826, 53140, 55797, 63768, 71739, 74396, 79710, 85024, 92995, 95652, 106280, 111594, 119565, 127536, 143478, 148792, 159420, 167391, 185990, 191304, 212560, 223188, 239130, 255072, 278985, 286956, 297584, 318840, 334782, 358695, 371980, 382608, 425120, 446376, 478260, 502173, 557970, 573912, 595168, 637680, 669564, 717390, 743960, 765216, 836955, 892752, 956520, 1004346, 1115940, 1147824, 1275360, 1339128, 1434780, 1487920, 1673910, 1785504, 1913040, 2008692, 2231880, 2295648, 2510865, 2678256, 2869560, 2975840, 3347820, 3826080, 4017384, 4463760, 5021730, 5356512, 5739120, 6695640, 8034768, 8927520, 10043460, 11478240, 13391280, 16069536, 20086920, 26782560, 40173840, 80347680]

約数ペア:

[(1, 80347680), (2, 40173840), (3, 26782560), (4, 20086920), (5, 16069536), (6, 13391280), (7, 11478240), (8, 10043460), (9, 8927520), (10, 8034768), (12, 6695640), (14, 5739120), (15, 5356512), (16, 5021730), (18, 4463760), (20, 4017384), (21, 3826080), (24, 3347820), (27, 2975840), (28, 2869560), (30, 2678256), (32, 2510865), (35, 2295648), (36, 2231880), (40, 2008692), (42, 1913040), (45, 1785504), (48, 1673910), (54, 1487920), (56, 1434780), (60, 1339128), (63, 1275360), (70, 1147824), (72, 1115940), (80, 1004346), (84, 956520), (90, 892752), (96, 836955), (105, 765216), (108, 743960), (112, 717390), (120, 669564), (126, 637680), (135, 595168), (140, 573912), (144, 557970), (160, 502173), (168, 478260), (180, 446376), (189, 425120), (210, 382608), (216, 371980), (224, 358695), (240, 334782), (252, 318840), (270, 297584), (280, 286956), (288, 278985), (315, 255072), (336, 239130), (360, 223188), (378, 212560), (420, 191304), (432, 185990), (480, 167391), (504, 159420), (540, 148792), (560, 143478), (630, 127536), (672, 119565), (720, 111594), (756, 106280), (840, 95652), (864, 92995), (945, 85024), (1008, 79710), (1080, 74396), (1120, 71739), (1260, 63768), (1440, 55797), (1512, 53140), (1680, 47826), (1890, 42512), (2016, 39855), (2160, 37198), (2520, 31884), (2657, 30240), (3024, 26570), (3360, 23913), (3780, 21256), (4320, 18599), (5040, 15942), (5314, 15120), (6048, 13285), (7560, 10628), (7971, 10080)]