84072720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{179}}^1$

素因数の和:317

約数の個数: 160

約数和(自身を含む): 278553600

約数和(自身を除く): 194480880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 38, 40, 48, 57, 60, 76, 80, 95, 103, 114, 120, 152, 179, 190, 206, 228, 240, 285, 304, 309, 358, 380, 412, 456, 515, 537, 570, 618, 716, 760, 824, 895, 912, 1030, 1074, 1140, 1236, 1432, 1520, 1545, 1648, 1790, 1957, 2060, 2148, 2280, 2472, 2685, 2864, 3090, 3401, 3580, 3914, 4120, 4296, 4560, 4944, 5370, 5871, 6180, 6802, 7160, 7828, 8240, 8592, 9785, 10203, 10740, 11742, 12360, 13604, 14320, 15656, 17005, 18437, 19570, 20406, 21480, 23484, 24720, 27208, 29355, 31312, 34010, 36874, 39140, 40812, 42960, 46968, 51015, 54416, 55311, 58710, 68020, 73748, 78280, 81624, 92185, 93936, 102030, 110622, 117420, 136040, 147496, 156560, 163248, 184370, 204060, 221244, 234840, 272080, 276555, 294992, 350303, 368740, 408120, 442488, 469680, 553110, 700606, 737480, 816240, 884976, 1050909, 1106220, 1401212, 1474960, 1751515, 2101818, 2212440, 2802424, 3503030, 4203636, 4424880, 5254545, 5604848, 7006060, 8407272, 10509090, 14012120, 16814544, 21018180, 28024240, 42036360, 84072720]

約数ペア:

[(1, 84072720), (2, 42036360), (3, 28024240), (4, 21018180), (5, 16814544), (6, 14012120), (8, 10509090), (10, 8407272), (12, 7006060), (15, 5604848), (16, 5254545), (19, 4424880), (20, 4203636), (24, 3503030), (30, 2802424), (38, 2212440), (40, 2101818), (48, 1751515), (57, 1474960), (60, 1401212), (76, 1106220), (80, 1050909), (95, 884976), (103, 816240), (114, 737480), (120, 700606), (152, 553110), (179, 469680), (190, 442488), (206, 408120), (228, 368740), (240, 350303), (285, 294992), (304, 276555), (309, 272080), (358, 234840), (380, 221244), (412, 204060), (456, 184370), (515, 163248), (537, 156560), (570, 147496), (618, 136040), (716, 117420), (760, 110622), (824, 102030), (895, 93936), (912, 92185), (1030, 81624), (1074, 78280), (1140, 73748), (1236, 68020), (1432, 58710), (1520, 55311), (1545, 54416), (1648, 51015), (1790, 46968), (1957, 42960), (2060, 40812), (2148, 39140), (2280, 36874), (2472, 34010), (2685, 31312), (2864, 29355), (3090, 27208), (3401, 24720), (3580, 23484), (3914, 21480), (4120, 20406), (4296, 19570), (4560, 18437), (4944, 17005), (5370, 15656), (5871, 14320), (6180, 13604), (6802, 12360), (7160, 11742), (7828, 10740), (8240, 10203), (8592, 9785)]