70847840

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{61}}^2$

素因数の和:161

約数の個数: 144

約数和(自身を含む): 205916256

約数和(自身を除く): 135068416

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 32, 34, 35, 40, 56, 61, 68, 70, 80, 85, 112, 119, 122, 136, 140, 160, 170, 224, 238, 244, 272, 280, 305, 340, 427, 476, 488, 544, 560, 595, 610, 680, 854, 952, 976, 1037, 1120, 1190, 1220, 1360, 1708, 1904, 1952, 2074, 2135, 2380, 2440, 2720, 3416, 3721, 3808, 4148, 4270, 4760, 4880, 5185, 6832, 7259, 7442, 8296, 8540, 9520, 9760, 10370, 13664, 14518, 14884, 16592, 17080, 18605, 19040, 20740, 26047, 29036, 29768, 33184, 34160, 36295, 37210, 41480, 52094, 58072, 59536, 63257, 68320, 72590, 74420, 82960, 104188, 116144, 119072, 126514, 130235, 145180, 148840, 165920, 208376, 232288, 253028, 260470, 290360, 297680, 316285, 416752, 442799, 506056, 520940, 580720, 595360, 632570, 833504, 885598, 1012112, 1041880, 1161440, 1265140, 1771196, 2024224, 2083760, 2213995, 2530280, 3542392, 4167520, 4427990, 5060560, 7084784, 8855980, 10121120, 14169568, 17711960, 35423920, 70847840]

約数ペア:

[(1, 70847840), (2, 35423920), (4, 17711960), (5, 14169568), (7, 10121120), (8, 8855980), (10, 7084784), (14, 5060560), (16, 4427990), (17, 4167520), (20, 3542392), (28, 2530280), (32, 2213995), (34, 2083760), (35, 2024224), (40, 1771196), (56, 1265140), (61, 1161440), (68, 1041880), (70, 1012112), (80, 885598), (85, 833504), (112, 632570), (119, 595360), (122, 580720), (136, 520940), (140, 506056), (160, 442799), (170, 416752), (224, 316285), (238, 297680), (244, 290360), (272, 260470), (280, 253028), (305, 232288), (340, 208376), (427, 165920), (476, 148840), (488, 145180), (544, 130235), (560, 126514), (595, 119072), (610, 116144), (680, 104188), (854, 82960), (952, 74420), (976, 72590), (1037, 68320), (1120, 63257), (1190, 59536), (1220, 58072), (1360, 52094), (1708, 41480), (1904, 37210), (1952, 36295), (2074, 34160), (2135, 33184), (2380, 29768), (2440, 29036), (2720, 26047), (3416, 20740), (3721, 19040), (3808, 18605), (4148, 17080), (4270, 16592), (4760, 14884), (4880, 14518), (5185, 13664), (6832, 10370), (7259, 9760), (7442, 9520), (8296, 8540)]