123548640

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1$

素因数の和:110

約数の個数: 288

約数和(自身を含む): 442423296

約数和(自身を除く): 318874656

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 23, 24, 30, 31, 32, 38, 40, 46, 48, 57, 60, 62, 69, 76, 80, 92, 93, 95, 96, 114, 115, 120, 124, 138, 152, 155, 160, 184, 186, 190, 228, 230, 240, 248, 276, 285, 304, 310, 345, 361, 368, 372, 380, 437, 456, 460, 465, 480, 496, 552, 570, 589, 608, 620, 690, 713, 722, 736, 744, 760, 874, 912, 920, 930, 992, 1083, 1104, 1140, 1178, 1240, 1311, 1380, 1426, 1444, 1488, 1520, 1748, 1767, 1805, 1824, 1840, 1860, 2139, 2166, 2185, 2208, 2280, 2356, 2480, 2622, 2760, 2852, 2888, 2945, 2976, 3040, 3496, 3534, 3565, 3610, 3680, 3720, 4278, 4332, 4370, 4560, 4712, 4960, 5244, 5415, 5520, 5704, 5776, 5890, 6555, 6992, 7068, 7130, 7220, 7440, 8303, 8556, 8664, 8740, 8835, 9120, 9424, 10488, 10695, 10830, 11040, 11191, 11408, 11552, 11780, 13110, 13547, 13984, 14136, 14260, 14440, 14880, 16606, 17112, 17328, 17480, 17670, 18848, 20976, 21390, 21660, 22382, 22816, 23560, 24909, 26220, 27094, 28272, 28520, 28880, 33212, 33573, 34224, 34656, 34960, 35340, 40641, 41515, 41952, 42780, 43320, 44764, 47120, 49818, 52440, 54188, 55955, 56544, 57040, 57760, 66424, 67146, 67735, 68448, 69920, 70680, 81282, 83030, 85560, 86640, 89528, 94240, 99636, 104880, 108376, 111910, 114080, 124545, 132848, 134292, 135470, 141360, 162564, 166060, 167865, 171120, 173280, 179056, 199272, 203205, 209760, 216752, 223820, 249090, 257393, 265696, 268584, 270940, 282720, 325128, 332120, 335730, 342240, 358112, 398544, 406410, 433504, 447640, 498180, 514786, 537168, 541880, 650256, 664240, 671460, 772179, 797088, 812820, 895280, 996360, 1029572, 1074336, 1083760, 1286965, 1300512, 1328480, 1342920, 1544358, 1625640, 1790560, 1992720, 2059144, 2167520, 2573930, 2685840, 3088716, 3251280, 3860895, 3985440, 4118288, 5147860, 5371680, 6177432, 6502560, 7721790, 8236576, 10295720, 12354864, 15443580, 20591440, 24709728, 30887160, 41182880, 61774320, 123548640]

約数ペア:

[(1, 123548640), (2, 61774320), (3, 41182880), (4, 30887160), (5, 24709728), (6, 20591440), (8, 15443580), (10, 12354864), (12, 10295720), (15, 8236576), (16, 7721790), (19, 6502560), (20, 6177432), (23, 5371680), (24, 5147860), (30, 4118288), (31, 3985440), (32, 3860895), (38, 3251280), (40, 3088716), (46, 2685840), (48, 2573930), (57, 2167520), (60, 2059144), (62, 1992720), (69, 1790560), (76, 1625640), (80, 1544358), (92, 1342920), (93, 1328480), (95, 1300512), (96, 1286965), (114, 1083760), (115, 1074336), (120, 1029572), (124, 996360), (138, 895280), (152, 812820), (155, 797088), (160, 772179), (184, 671460), (186, 664240), (190, 650256), (228, 541880), (230, 537168), (240, 514786), (248, 498180), (276, 447640), (285, 433504), (304, 406410), (310, 398544), (345, 358112), (361, 342240), (368, 335730), (372, 332120), (380, 325128), (437, 282720), (456, 270940), (460, 268584), (465, 265696), (480, 257393), (496, 249090), (552, 223820), (570, 216752), (589, 209760), (608, 203205), (620, 199272), (690, 179056), (713, 173280), (722, 171120), (736, 167865), (744, 166060), (760, 162564), (874, 141360), (912, 135470), (920, 134292), (930, 132848), (992, 124545), (1083, 114080), (1104, 111910), (1140, 108376), (1178, 104880), (1240, 99636), (1311, 94240), (1380, 89528), (1426, 86640), (1444, 85560), (1488, 83030), (1520, 81282), (1748, 70680), (1767, 69920), (1805, 68448), (1824, 67735), (1840, 67146), (1860, 66424), (2139, 57760), (2166, 57040), (2185, 56544), (2208, 55955), (2280, 54188), (2356, 52440), (2480, 49818), (2622, 47120), (2760, 44764), (2852, 43320), (2888, 42780), (2945, 41952), (2976, 41515), (3040, 40641), (3496, 35340), (3534, 34960), (3565, 34656), (3610, 34224), (3680, 33573), (3720, 33212), (4278, 28880), (4332, 28520), (4370, 28272), (4560, 27094), (4712, 26220), (4960, 24909), (5244, 23560), (5415, 22816), (5520, 22382), (5704, 21660), (5776, 21390), (5890, 20976), (6555, 18848), (6992, 17670), (7068, 17480), (7130, 17328), (7220, 17112), (7440, 16606), (8303, 14880), (8556, 14440), (8664, 14260), (8740, 14136), (8835, 13984), (9120, 13547), (9424, 13110), (10488, 11780), (10695, 11552), (10830, 11408), (11040, 11191)]