78712440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{23}}^1\times {\mathrm{79}}^1$

素因数の和:154

約数の個数: 192

約数和(自身を含む): 263347200

約数和(自身を除く): 184634760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 23, 24, 30, 38, 40, 46, 57, 60, 69, 76, 79, 92, 95, 114, 115, 120, 138, 152, 158, 184, 190, 228, 230, 237, 276, 285, 316, 345, 361, 380, 395, 437, 456, 460, 474, 552, 570, 632, 690, 722, 760, 790, 874, 920, 948, 1083, 1140, 1185, 1311, 1380, 1444, 1501, 1580, 1748, 1805, 1817, 1896, 2166, 2185, 2280, 2370, 2622, 2760, 2888, 3002, 3160, 3496, 3610, 3634, 4332, 4370, 4503, 4740, 5244, 5415, 5451, 6004, 6555, 7220, 7268, 7505, 8303, 8664, 8740, 9006, 9085, 9480, 10488, 10830, 10902, 12008, 13110, 14440, 14536, 15010, 16606, 17480, 18012, 18170, 21660, 21804, 22515, 24909, 26220, 27255, 28519, 30020, 33212, 34523, 36024, 36340, 41515, 43320, 43608, 45030, 49818, 52440, 54510, 57038, 60040, 66424, 69046, 72680, 83030, 85557, 90060, 99636, 103569, 109020, 114076, 124545, 138092, 142595, 166060, 171114, 172615, 180120, 199272, 207138, 218040, 228152, 249090, 276184, 285190, 332120, 342228, 345230, 414276, 427785, 498180, 517845, 570380, 655937, 684456, 690460, 828552, 855570, 996360, 1035690, 1140760, 1311874, 1380920, 1711140, 1967811, 2071380, 2623748, 3279685, 3422280, 3935622, 4142760, 5247496, 6559370, 7871244, 9839055, 13118740, 15742488, 19678110, 26237480, 39356220, 78712440]

約数ペア:

[(1, 78712440), (2, 39356220), (3, 26237480), (4, 19678110), (5, 15742488), (6, 13118740), (8, 9839055), (10, 7871244), (12, 6559370), (15, 5247496), (19, 4142760), (20, 3935622), (23, 3422280), (24, 3279685), (30, 2623748), (38, 2071380), (40, 1967811), (46, 1711140), (57, 1380920), (60, 1311874), (69, 1140760), (76, 1035690), (79, 996360), (92, 855570), (95, 828552), (114, 690460), (115, 684456), (120, 655937), (138, 570380), (152, 517845), (158, 498180), (184, 427785), (190, 414276), (228, 345230), (230, 342228), (237, 332120), (276, 285190), (285, 276184), (316, 249090), (345, 228152), (361, 218040), (380, 207138), (395, 199272), (437, 180120), (456, 172615), (460, 171114), (474, 166060), (552, 142595), (570, 138092), (632, 124545), (690, 114076), (722, 109020), (760, 103569), (790, 99636), (874, 90060), (920, 85557), (948, 83030), (1083, 72680), (1140, 69046), (1185, 66424), (1311, 60040), (1380, 57038), (1444, 54510), (1501, 52440), (1580, 49818), (1748, 45030), (1805, 43608), (1817, 43320), (1896, 41515), (2166, 36340), (2185, 36024), (2280, 34523), (2370, 33212), (2622, 30020), (2760, 28519), (2888, 27255), (3002, 26220), (3160, 24909), (3496, 22515), (3610, 21804), (3634, 21660), (4332, 18170), (4370, 18012), (4503, 17480), (4740, 16606), (5244, 15010), (5415, 14536), (5451, 14440), (6004, 13110), (6555, 12008), (7220, 10902), (7268, 10830), (7505, 10488), (8303, 9480), (8664, 9085), (8740, 9006)]