131348520

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{173}}^1$

素因数の和:249

約数の個数: 256

約数和(自身を含む): 476064000

約数和(自身を除く): 344715480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 27, 30, 36, 37, 38, 40, 45, 54, 57, 60, 72, 74, 76, 90, 95, 108, 111, 114, 120, 135, 148, 152, 171, 173, 180, 185, 190, 216, 222, 228, 270, 285, 296, 333, 342, 346, 360, 370, 380, 444, 456, 513, 519, 540, 555, 570, 666, 684, 692, 703, 740, 760, 855, 865, 888, 999, 1026, 1038, 1080, 1110, 1140, 1332, 1368, 1384, 1406, 1480, 1557, 1665, 1710, 1730, 1998, 2052, 2076, 2109, 2220, 2280, 2565, 2595, 2664, 2812, 3114, 3287, 3330, 3420, 3460, 3515, 3996, 4104, 4152, 4218, 4440, 4671, 4995, 5130, 5190, 5624, 6228, 6327, 6401, 6574, 6660, 6840, 6920, 7030, 7785, 7992, 8436, 9342, 9861, 9990, 10260, 10380, 10545, 12456, 12654, 12802, 13148, 13320, 14060, 15570, 16435, 16872, 18684, 18981, 19203, 19722, 19980, 20520, 20760, 21090, 23355, 25308, 25604, 26296, 28120, 29583, 31140, 31635, 32005, 32870, 37368, 37962, 38406, 39444, 39960, 42180, 46710, 49305, 50616, 51208, 57609, 59166, 62280, 63270, 64010, 65740, 75924, 76812, 78888, 84360, 88749, 93420, 94905, 96015, 98610, 115218, 118332, 121619, 126540, 128020, 131480, 147915, 151848, 153624, 172827, 177498, 186840, 189810, 192030, 197220, 230436, 236664, 243238, 253080, 256040, 288045, 295830, 345654, 354996, 364857, 379620, 384060, 394440, 443745, 460872, 486476, 576090, 591660, 608095, 691308, 709992, 729714, 759240, 768120, 864135, 887490, 972952, 1094571, 1152180, 1183320, 1216190, 1382616, 1459428, 1728270, 1774980, 1824285, 2189142, 2304360, 2432380, 2918856, 3283713, 3456540, 3549960, 3648570, 4378284, 4864760, 5472855, 6567426, 6913080, 7297140, 8756568, 10945710, 13134852, 14594280, 16418565, 21891420, 26269704, 32837130, 43782840, 65674260, 131348520]

約数ペア:

[(1, 131348520), (2, 65674260), (3, 43782840), (4, 32837130), (5, 26269704), (6, 21891420), (8, 16418565), (9, 14594280), (10, 13134852), (12, 10945710), (15, 8756568), (18, 7297140), (19, 6913080), (20, 6567426), (24, 5472855), (27, 4864760), (30, 4378284), (36, 3648570), (37, 3549960), (38, 3456540), (40, 3283713), (45, 2918856), (54, 2432380), (57, 2304360), (60, 2189142), (72, 1824285), (74, 1774980), (76, 1728270), (90, 1459428), (95, 1382616), (108, 1216190), (111, 1183320), (114, 1152180), (120, 1094571), (135, 972952), (148, 887490), (152, 864135), (171, 768120), (173, 759240), (180, 729714), (185, 709992), (190, 691308), (216, 608095), (222, 591660), (228, 576090), (270, 486476), (285, 460872), (296, 443745), (333, 394440), (342, 384060), (346, 379620), (360, 364857), (370, 354996), (380, 345654), (444, 295830), (456, 288045), (513, 256040), (519, 253080), (540, 243238), (555, 236664), (570, 230436), (666, 197220), (684, 192030), (692, 189810), (703, 186840), (740, 177498), (760, 172827), (855, 153624), (865, 151848), (888, 147915), (999, 131480), (1026, 128020), (1038, 126540), (1080, 121619), (1110, 118332), (1140, 115218), (1332, 98610), (1368, 96015), (1384, 94905), (1406, 93420), (1480, 88749), (1557, 84360), (1665, 78888), (1710, 76812), (1730, 75924), (1998, 65740), (2052, 64010), (2076, 63270), (2109, 62280), (2220, 59166), (2280, 57609), (2565, 51208), (2595, 50616), (2664, 49305), (2812, 46710), (3114, 42180), (3287, 39960), (3330, 39444), (3420, 38406), (3460, 37962), (3515, 37368), (3996, 32870), (4104, 32005), (4152, 31635), (4218, 31140), (4440, 29583), (4671, 28120), (4995, 26296), (5130, 25604), (5190, 25308), (5624, 23355), (6228, 21090), (6327, 20760), (6401, 20520), (6574, 19980), (6660, 19722), (6840, 19203), (6920, 18981), (7030, 18684), (7785, 16872), (7992, 16435), (8436, 15570), (9342, 14060), (9861, 13320), (9990, 13148), (10260, 12802), (10380, 12654), (10545, 12456)]