861364140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{727}}^1$

素因数の和:797

約数の個数: 288

約数和(自身を含む): 3123154944

約数和(自身を除く): 2261790804

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 31, 35, 39, 42, 49, 52, 60, 62, 65, 70, 78, 84, 91, 93, 98, 105, 124, 130, 140, 147, 155, 156, 182, 186, 195, 196, 210, 217, 245, 260, 273, 294, 310, 364, 372, 390, 403, 420, 434, 455, 465, 490, 546, 588, 620, 637, 651, 727, 735, 780, 806, 868, 910, 930, 980, 1085, 1092, 1209, 1274, 1302, 1365, 1454, 1470, 1519, 1612, 1820, 1860, 1911, 2015, 2170, 2181, 2418, 2548, 2604, 2730, 2821, 2908, 2940, 3038, 3185, 3255, 3635, 3822, 4030, 4340, 4362, 4557, 4836, 5089, 5460, 5642, 6045, 6076, 6370, 6510, 7270, 7595, 7644, 8060, 8463, 8724, 9114, 9451, 9555, 10178, 10905, 11284, 12090, 12740, 13020, 14105, 14540, 15190, 15267, 16926, 18228, 18902, 19110, 19747, 20356, 21810, 22537, 22785, 24180, 25445, 28210, 28353, 30380, 30534, 33852, 35623, 37804, 38220, 39494, 42315, 43620, 45074, 45570, 47255, 50890, 56420, 56706, 59241, 61068, 66157, 67611, 71246, 76335, 78988, 84630, 90148, 91140, 94510, 98735, 101780, 106869, 112685, 113412, 118482, 132314, 135222, 141765, 142492, 152670, 157759, 169260, 178115, 189020, 197470, 198471, 213738, 225370, 236964, 264628, 270444, 283530, 292981, 296205, 305340, 315518, 330785, 338055, 356230, 394940, 396942, 427476, 450740, 463099, 473277, 534345, 567060, 585962, 592410, 631036, 661570, 676110, 712460, 788795, 793884, 878943, 926198, 946554, 992355, 1068690, 1104313, 1171924, 1184820, 1323140, 1352220, 1389297, 1464905, 1577590, 1757886, 1852396, 1893108, 1984710, 2050867, 2137380, 2208626, 2315495, 2366385, 2778594, 2929810, 3155180, 3312939, 3515772, 3969420, 4101734, 4394715, 4417252, 4630990, 4732770, 5521565, 5557188, 5859620, 6152601, 6625878, 6946485, 8203468, 8789430, 9261980, 9465540, 10254335, 11043130, 12305202, 13251756, 13892970, 14356069, 16564695, 17578860, 20508670, 22086260, 24610404, 27785940, 28712138, 30763005, 33129390, 41017340, 43068207, 57424276, 61526010, 66258780, 71780345, 86136414, 123052020, 143560690, 172272828, 215341035, 287121380, 430682070, 861364140]

約数ペア:

[(1, 861364140), (2, 430682070), (3, 287121380), (4, 215341035), (5, 172272828), (6, 143560690), (7, 123052020), (10, 86136414), (12, 71780345), (13, 66258780), (14, 61526010), (15, 57424276), (20, 43068207), (21, 41017340), (26, 33129390), (28, 30763005), (30, 28712138), (31, 27785940), (35, 24610404), (39, 22086260), (42, 20508670), (49, 17578860), (52, 16564695), (60, 14356069), (62, 13892970), (65, 13251756), (70, 12305202), (78, 11043130), (84, 10254335), (91, 9465540), (93, 9261980), (98, 8789430), (105, 8203468), (124, 6946485), (130, 6625878), (140, 6152601), (147, 5859620), (155, 5557188), (156, 5521565), (182, 4732770), (186, 4630990), (195, 4417252), (196, 4394715), (210, 4101734), (217, 3969420), (245, 3515772), (260, 3312939), (273, 3155180), (294, 2929810), (310, 2778594), (364, 2366385), (372, 2315495), (390, 2208626), (403, 2137380), (420, 2050867), (434, 1984710), (455, 1893108), (465, 1852396), (490, 1757886), (546, 1577590), (588, 1464905), (620, 1389297), (637, 1352220), (651, 1323140), (727, 1184820), (735, 1171924), (780, 1104313), (806, 1068690), (868, 992355), (910, 946554), (930, 926198), (980, 878943), (1085, 793884), (1092, 788795), (1209, 712460), (1274, 676110), (1302, 661570), (1365, 631036), (1454, 592410), (1470, 585962), (1519, 567060), (1612, 534345), (1820, 473277), (1860, 463099), (1911, 450740), (2015, 427476), (2170, 396942), (2181, 394940), (2418, 356230), (2548, 338055), (2604, 330785), (2730, 315518), (2821, 305340), (2908, 296205), (2940, 292981), (3038, 283530), (3185, 270444), (3255, 264628), (3635, 236964), (3822, 225370), (4030, 213738), (4340, 198471), (4362, 197470), (4557, 189020), (4836, 178115), (5089, 169260), (5460, 157759), (5642, 152670), (6045, 142492), (6076, 141765), (6370, 135222), (6510, 132314), (7270, 118482), (7595, 113412), (7644, 112685), (8060, 106869), (8463, 101780), (8724, 98735), (9114, 94510), (9451, 91140), (9555, 90148), (10178, 84630), (10905, 78988), (11284, 76335), (12090, 71246), (12740, 67611), (13020, 66157), (14105, 61068), (14540, 59241), (15190, 56706), (15267, 56420), (16926, 50890), (18228, 47255), (18902, 45570), (19110, 45074), (19747, 43620), (20356, 42315), (21810, 39494), (22537, 38220), (22785, 37804), (24180, 35623), (25445, 33852), (28210, 30534), (28353, 30380)]