331088680

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1$

素因数の和:144

約数の個数: 256

約数和(自身を含む): 928972800

約数和(自身を除く): 597884120

約数列:

[1, 2, 4, 5, 8, 10, 13, 19, 20, 23, 26, 31, 38, 40, 46, 47, 52, 62, 65, 76, 92, 94, 95, 104, 115, 124, 130, 152, 155, 184, 188, 190, 230, 235, 247, 248, 260, 299, 310, 376, 380, 403, 437, 460, 470, 494, 520, 589, 598, 611, 620, 713, 760, 806, 874, 893, 920, 940, 988, 1081, 1178, 1196, 1222, 1235, 1240, 1426, 1457, 1495, 1612, 1748, 1786, 1880, 1976, 2015, 2162, 2185, 2356, 2392, 2444, 2470, 2852, 2914, 2945, 2990, 3055, 3224, 3496, 3565, 3572, 4030, 4324, 4370, 4465, 4712, 4888, 4940, 5405, 5681, 5704, 5828, 5890, 5980, 6110, 7130, 7144, 7285, 7657, 8060, 8648, 8740, 8930, 9269, 9880, 10810, 11362, 11609, 11656, 11780, 11960, 12220, 13547, 14053, 14260, 14570, 15314, 16120, 17480, 17860, 18538, 18941, 20539, 21620, 22724, 23218, 23560, 24440, 27094, 27683, 28106, 28405, 28520, 29140, 30628, 33511, 35720, 37076, 37882, 38285, 41078, 43240, 45448, 46345, 46436, 54188, 55366, 56212, 56810, 58045, 58280, 61256, 67022, 67735, 70265, 74152, 75764, 76570, 82156, 92690, 92872, 94705, 102695, 108376, 110732, 112424, 113620, 116090, 134044, 135470, 138415, 140530, 151528, 153140, 164312, 167555, 176111, 185380, 189410, 205390, 221464, 227240, 232180, 267007, 268088, 270940, 276830, 281060, 306280, 335110, 352222, 359879, 370760, 378820, 410780, 435643, 464360, 534014, 541880, 553660, 562120, 636709, 670220, 704444, 719758, 757640, 821560, 871286, 880555, 1068028, 1107320, 1273418, 1335035, 1340440, 1408888, 1439516, 1742572, 1761110, 1799395, 2136056, 2178215, 2546836, 2670070, 2879032, 3183545, 3485144, 3522220, 3598790, 4356430, 5093672, 5340140, 6367090, 7044440, 7197580, 8277217, 8712860, 10680280, 12734180, 14395160, 16554434, 17425720, 25468360, 33108868, 41386085, 66217736, 82772170, 165544340, 331088680]

約数ペア:

[(1, 331088680), (2, 165544340), (4, 82772170), (5, 66217736), (8, 41386085), (10, 33108868), (13, 25468360), (19, 17425720), (20, 16554434), (23, 14395160), (26, 12734180), (31, 10680280), (38, 8712860), (40, 8277217), (46, 7197580), (47, 7044440), (52, 6367090), (62, 5340140), (65, 5093672), (76, 4356430), (92, 3598790), (94, 3522220), (95, 3485144), (104, 3183545), (115, 2879032), (124, 2670070), (130, 2546836), (152, 2178215), (155, 2136056), (184, 1799395), (188, 1761110), (190, 1742572), (230, 1439516), (235, 1408888), (247, 1340440), (248, 1335035), (260, 1273418), (299, 1107320), (310, 1068028), (376, 880555), (380, 871286), (403, 821560), (437, 757640), (460, 719758), (470, 704444), (494, 670220), (520, 636709), (589, 562120), (598, 553660), (611, 541880), (620, 534014), (713, 464360), (760, 435643), (806, 410780), (874, 378820), (893, 370760), (920, 359879), (940, 352222), (988, 335110), (1081, 306280), (1178, 281060), (1196, 276830), (1222, 270940), (1235, 268088), (1240, 267007), (1426, 232180), (1457, 227240), (1495, 221464), (1612, 205390), (1748, 189410), (1786, 185380), (1880, 176111), (1976, 167555), (2015, 164312), (2162, 153140), (2185, 151528), (2356, 140530), (2392, 138415), (2444, 135470), (2470, 134044), (2852, 116090), (2914, 113620), (2945, 112424), (2990, 110732), (3055, 108376), (3224, 102695), (3496, 94705), (3565, 92872), (3572, 92690), (4030, 82156), (4324, 76570), (4370, 75764), (4465, 74152), (4712, 70265), (4888, 67735), (4940, 67022), (5405, 61256), (5681, 58280), (5704, 58045), (5828, 56810), (5890, 56212), (5980, 55366), (6110, 54188), (7130, 46436), (7144, 46345), (7285, 45448), (7657, 43240), (8060, 41078), (8648, 38285), (8740, 37882), (8930, 37076), (9269, 35720), (9880, 33511), (10810, 30628), (11362, 29140), (11609, 28520), (11656, 28405), (11780, 28106), (11960, 27683), (12220, 27094), (13547, 24440), (14053, 23560), (14260, 23218), (14570, 22724), (15314, 21620), (16120, 20539), (17480, 18941), (17860, 18538)]