31111080

素因数分解:

$2^3\times 3^1\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1$

素因数の和:89

約数の個数: 384

約数和(自身を含む): 130999680

約数和(自身を除く): 99888600

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 13, 14, 15, 20, 21, 22, 24, 26, 28, 30, 33, 35, 37, 39, 40, 42, 44, 49, 52, 55, 56, 60, 65, 66, 70, 74, 77, 78, 84, 88, 91, 98, 104, 105, 110, 111, 120, 130, 132, 140, 143, 147, 148, 154, 156, 165, 168, 182, 185, 195, 196, 210, 220, 222, 231, 245, 259, 260, 264, 273, 280, 286, 294, 296, 308, 312, 330, 364, 370, 385, 390, 392, 407, 420, 429, 440, 444, 455, 462, 481, 490, 518, 520, 539, 546, 555, 572, 588, 616, 637, 660, 715, 728, 735, 740, 770, 777, 780, 814, 840, 858, 888, 910, 924, 962, 980, 1001, 1036, 1078, 1092, 1110, 1144, 1155, 1176, 1221, 1274, 1295, 1320, 1365, 1430, 1443, 1470, 1480, 1540, 1554, 1560, 1617, 1628, 1716, 1813, 1820, 1848, 1911, 1924, 1960, 2002, 2035, 2072, 2145, 2156, 2184, 2220, 2310, 2405, 2442, 2548, 2590, 2695, 2730, 2849, 2860, 2886, 2940, 3003, 3080, 3108, 3185, 3234, 3256, 3367, 3432, 3626, 3640, 3822, 3848, 3885, 4004, 4070, 4290, 4312, 4440, 4620, 4810, 4884, 5005, 5096, 5180, 5291, 5390, 5439, 5460, 5698, 5720, 5772, 5880, 6006, 6105, 6216, 6370, 6468, 6734, 7007, 7215, 7252, 7644, 7770, 8008, 8085, 8140, 8547, 8580, 9065, 9240, 9555, 9620, 9768, 10010, 10101, 10360, 10582, 10780, 10878, 10920, 11396, 11544, 12012, 12210, 12740, 12936, 13468, 14014, 14245, 14430, 14504, 15015, 15288, 15540, 15873, 16170, 16280, 16835, 17094, 17160, 18130, 19110, 19240, 19943, 20020, 20202, 21021, 21164, 21560, 21756, 22792, 23569, 24024, 24420, 25480, 26455, 26936, 27195, 28028, 28490, 28860, 30030, 31080, 31746, 32340, 33670, 34188, 35035, 36260, 37037, 38220, 39886, 40040, 40404, 42042, 42328, 42735, 43512, 47138, 48840, 50505, 52910, 54390, 56056, 56980, 57720, 59829, 60060, 63492, 64680, 67340, 68376, 70070, 70707, 72520, 74074, 76440, 79365, 79772, 80808, 84084, 85470, 94276, 99715, 101010, 105105, 105820, 108780, 111111, 113960, 117845, 119658, 120120, 126984, 134680, 140140, 141414, 148148, 158730, 159544, 168168, 170940, 185185, 188552, 199430, 202020, 210210, 211640, 217560, 222222, 235690, 239316, 259259, 280280, 282828, 296296, 299145, 317460, 341880, 353535, 370370, 398860, 404040, 420420, 444444, 471380, 478632, 518518, 555555, 565656, 598290, 634920, 707070, 740740, 777777, 797720, 840840, 888888, 942760, 1037036, 1111110, 1196580, 1296295, 1414140, 1481480, 1555554, 2074072, 2222220, 2393160, 2592590, 2828280, 3111108, 3888885, 4444440, 5185180, 6222216, 7777770, 10370360, 15555540, 31111080]

約数ペア:

[(1, 31111080), (2, 15555540), (3, 10370360), (4, 7777770), (5, 6222216), (6, 5185180), (7, 4444440), (8, 3888885), (10, 3111108), (11, 2828280), (12, 2592590), (13, 2393160), (14, 2222220), (15, 2074072), (20, 1555554), (21, 1481480), (22, 1414140), (24, 1296295), (26, 1196580), (28, 1111110), (30, 1037036), (33, 942760), (35, 888888), (37, 840840), (39, 797720), (40, 777777), (42, 740740), (44, 707070), (49, 634920), (52, 598290), (55, 565656), (56, 555555), (60, 518518), (65, 478632), (66, 471380), (70, 444444), (74, 420420), (77, 404040), (78, 398860), (84, 370370), (88, 353535), (91, 341880), (98, 317460), (104, 299145), (105, 296296), (110, 282828), (111, 280280), (120, 259259), (130, 239316), (132, 235690), (140, 222222), (143, 217560), (147, 211640), (148, 210210), (154, 202020), (156, 199430), (165, 188552), (168, 185185), (182, 170940), (185, 168168), (195, 159544), (196, 158730), (210, 148148), (220, 141414), (222, 140140), (231, 134680), (245, 126984), (259, 120120), (260, 119658), (264, 117845), (273, 113960), (280, 111111), (286, 108780), (294, 105820), (296, 105105), (308, 101010), (312, 99715), (330, 94276), (364, 85470), (370, 84084), (385, 80808), (390, 79772), (392, 79365), (407, 76440), (420, 74074), (429, 72520), (440, 70707), (444, 70070), (455, 68376), (462, 67340), (481, 64680), (490, 63492), (518, 60060), (520, 59829), (539, 57720), (546, 56980), (555, 56056), (572, 54390), (588, 52910), (616, 50505), (637, 48840), (660, 47138), (715, 43512), (728, 42735), (735, 42328), (740, 42042), (770, 40404), (777, 40040), (780, 39886), (814, 38220), (840, 37037), (858, 36260), (888, 35035), (910, 34188), (924, 33670), (962, 32340), (980, 31746), (1001, 31080), (1036, 30030), (1078, 28860), (1092, 28490), (1110, 28028), (1144, 27195), (1155, 26936), (1176, 26455), (1221, 25480), (1274, 24420), (1295, 24024), (1320, 23569), (1365, 22792), (1430, 21756), (1443, 21560), (1470, 21164), (1480, 21021), (1540, 20202), (1554, 20020), (1560, 19943), (1617, 19240), (1628, 19110), (1716, 18130), (1813, 17160), (1820, 17094), (1848, 16835), (1911, 16280), (1924, 16170), (1960, 15873), (2002, 15540), (2035, 15288), (2072, 15015), (2145, 14504), (2156, 14430), (2184, 14245), (2220, 14014), (2310, 13468), (2405, 12936), (2442, 12740), (2548, 12210), (2590, 12012), (2695, 11544), (2730, 11396), (2849, 10920), (2860, 10878), (2886, 10780), (2940, 10582), (3003, 10360), (3080, 10101), (3108, 10010), (3185, 9768), (3234, 9620), (3256, 9555), (3367, 9240), (3432, 9065), (3626, 8580), (3640, 8547), (3822, 8140), (3848, 8085), (3885, 8008), (4004, 7770), (4070, 7644), (4290, 7252), (4312, 7215), (4440, 7007), (4620, 6734), (4810, 6468), (4884, 6370), (5005, 6216), (5096, 6105), (5180, 6006), (5291, 5880), (5390, 5772), (5439, 5720), (5460, 5698)]