31876680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1$

素因数の和:116

約数の個数: 256

約数和(自身を含む): 116121600

約数和(自身を除く): 84244920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 19, 20, 22, 24, 30, 31, 33, 38, 40, 41, 44, 55, 57, 60, 62, 66, 76, 82, 88, 93, 95, 110, 114, 120, 123, 124, 132, 152, 155, 164, 165, 186, 190, 205, 209, 220, 228, 246, 248, 264, 285, 310, 328, 330, 341, 372, 380, 410, 418, 440, 451, 456, 465, 492, 570, 589, 615, 620, 627, 660, 682, 744, 760, 779, 820, 836, 902, 930, 984, 1023, 1045, 1140, 1178, 1230, 1240, 1254, 1271, 1320, 1353, 1364, 1558, 1640, 1672, 1705, 1767, 1804, 1860, 2046, 2090, 2255, 2280, 2337, 2356, 2460, 2508, 2542, 2706, 2728, 2945, 3116, 3135, 3410, 3534, 3608, 3720, 3813, 3895, 4092, 4180, 4510, 4674, 4712, 4920, 5016, 5084, 5115, 5412, 5890, 6232, 6270, 6355, 6479, 6765, 6820, 7068, 7626, 7790, 8184, 8360, 8569, 8835, 9020, 9348, 10168, 10230, 10824, 11685, 11780, 12540, 12710, 12958, 13530, 13640, 13981, 14136, 15252, 15580, 17138, 17670, 18040, 18696, 19065, 19437, 20460, 23370, 23560, 24149, 25080, 25420, 25707, 25916, 27060, 27962, 30504, 31160, 32395, 34276, 35340, 38130, 38874, 40920, 41943, 42845, 46740, 48298, 50840, 51414, 51832, 54120, 55924, 64790, 68552, 69905, 70680, 72447, 76260, 77748, 83886, 85690, 93480, 96596, 97185, 102828, 111848, 120745, 128535, 129580, 139810, 144894, 152520, 155496, 167772, 171380, 193192, 194370, 205656, 209715, 241490, 257070, 259160, 265639, 279620, 289788, 335544, 342760, 362235, 388740, 419430, 482980, 514140, 531278, 559240, 579576, 724470, 777480, 796917, 838860, 965960, 1028280, 1062556, 1328195, 1448940, 1593834, 1677720, 2125112, 2656390, 2897880, 3187668, 3984585, 5312780, 6375336, 7969170, 10625560, 15938340, 31876680]

約数ペア:

[(1, 31876680), (2, 15938340), (3, 10625560), (4, 7969170), (5, 6375336), (6, 5312780), (8, 3984585), (10, 3187668), (11, 2897880), (12, 2656390), (15, 2125112), (19, 1677720), (20, 1593834), (22, 1448940), (24, 1328195), (30, 1062556), (31, 1028280), (33, 965960), (38, 838860), (40, 796917), (41, 777480), (44, 724470), (55, 579576), (57, 559240), (60, 531278), (62, 514140), (66, 482980), (76, 419430), (82, 388740), (88, 362235), (93, 342760), (95, 335544), (110, 289788), (114, 279620), (120, 265639), (123, 259160), (124, 257070), (132, 241490), (152, 209715), (155, 205656), (164, 194370), (165, 193192), (186, 171380), (190, 167772), (205, 155496), (209, 152520), (220, 144894), (228, 139810), (246, 129580), (248, 128535), (264, 120745), (285, 111848), (310, 102828), (328, 97185), (330, 96596), (341, 93480), (372, 85690), (380, 83886), (410, 77748), (418, 76260), (440, 72447), (451, 70680), (456, 69905), (465, 68552), (492, 64790), (570, 55924), (589, 54120), (615, 51832), (620, 51414), (627, 50840), (660, 48298), (682, 46740), (744, 42845), (760, 41943), (779, 40920), (820, 38874), (836, 38130), (902, 35340), (930, 34276), (984, 32395), (1023, 31160), (1045, 30504), (1140, 27962), (1178, 27060), (1230, 25916), (1240, 25707), (1254, 25420), (1271, 25080), (1320, 24149), (1353, 23560), (1364, 23370), (1558, 20460), (1640, 19437), (1672, 19065), (1705, 18696), (1767, 18040), (1804, 17670), (1860, 17138), (2046, 15580), (2090, 15252), (2255, 14136), (2280, 13981), (2337, 13640), (2356, 13530), (2460, 12958), (2508, 12710), (2542, 12540), (2706, 11780), (2728, 11685), (2945, 10824), (3116, 10230), (3135, 10168), (3410, 9348), (3534, 9020), (3608, 8835), (3720, 8569), (3813, 8360), (3895, 8184), (4092, 7790), (4180, 7626), (4510, 7068), (4674, 6820), (4712, 6765), (4920, 6479), (5016, 6355), (5084, 6270), (5115, 6232), (5412, 5890)]