31306680

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{199}}^1$

素因数の和:258

約数の個数: 192

約数和(自身を含む): 112320000

約数和(自身を除く): 81013320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 23, 24, 30, 36, 38, 40, 45, 46, 57, 60, 69, 72, 76, 90, 92, 95, 114, 115, 120, 138, 152, 171, 180, 184, 190, 199, 207, 228, 230, 276, 285, 342, 345, 360, 380, 398, 414, 437, 456, 460, 552, 570, 597, 684, 690, 760, 796, 828, 855, 874, 920, 995, 1035, 1140, 1194, 1311, 1368, 1380, 1592, 1656, 1710, 1748, 1791, 1990, 2070, 2185, 2280, 2388, 2622, 2760, 2985, 3420, 3496, 3582, 3781, 3933, 3980, 4140, 4370, 4577, 4776, 5244, 5970, 6555, 6840, 7164, 7562, 7866, 7960, 8280, 8740, 8955, 9154, 10488, 11343, 11940, 13110, 13731, 14328, 15124, 15732, 17480, 17910, 18308, 18905, 19665, 22686, 22885, 23880, 26220, 27462, 30248, 31464, 34029, 35820, 36616, 37810, 39330, 41193, 45372, 45770, 52440, 54924, 56715, 68058, 68655, 71640, 75620, 78660, 82386, 86963, 90744, 91540, 109848, 113430, 136116, 137310, 151240, 157320, 164772, 170145, 173926, 183080, 205965, 226860, 260889, 272232, 274620, 329544, 340290, 347852, 411930, 434815, 453720, 521778, 549240, 680580, 695704, 782667, 823860, 869630, 1043556, 1304445, 1361160, 1565334, 1647720, 1739260, 2087112, 2608890, 3130668, 3478520, 3913335, 5217780, 6261336, 7826670, 10435560, 15653340, 31306680]

約数ペア:

[(1, 31306680), (2, 15653340), (3, 10435560), (4, 7826670), (5, 6261336), (6, 5217780), (8, 3913335), (9, 3478520), (10, 3130668), (12, 2608890), (15, 2087112), (18, 1739260), (19, 1647720), (20, 1565334), (23, 1361160), (24, 1304445), (30, 1043556), (36, 869630), (38, 823860), (40, 782667), (45, 695704), (46, 680580), (57, 549240), (60, 521778), (69, 453720), (72, 434815), (76, 411930), (90, 347852), (92, 340290), (95, 329544), (114, 274620), (115, 272232), (120, 260889), (138, 226860), (152, 205965), (171, 183080), (180, 173926), (184, 170145), (190, 164772), (199, 157320), (207, 151240), (228, 137310), (230, 136116), (276, 113430), (285, 109848), (342, 91540), (345, 90744), (360, 86963), (380, 82386), (398, 78660), (414, 75620), (437, 71640), (456, 68655), (460, 68058), (552, 56715), (570, 54924), (597, 52440), (684, 45770), (690, 45372), (760, 41193), (796, 39330), (828, 37810), (855, 36616), (874, 35820), (920, 34029), (995, 31464), (1035, 30248), (1140, 27462), (1194, 26220), (1311, 23880), (1368, 22885), (1380, 22686), (1592, 19665), (1656, 18905), (1710, 18308), (1748, 17910), (1791, 17480), (1990, 15732), (2070, 15124), (2185, 14328), (2280, 13731), (2388, 13110), (2622, 11940), (2760, 11343), (2985, 10488), (3420, 9154), (3496, 8955), (3582, 8740), (3781, 8280), (3933, 7960), (3980, 7866), (4140, 7562), (4370, 7164), (4577, 6840), (4776, 6555), (5244, 5970)]