1289664132020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{1039}}^1\times {\mathrm{15629}}^1$

素因数の和:16726

約数の個数: 144

約数和(自身を含む): 3121388524800

約数和(自身を除く): 1831724392780

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 76, 95, 110, 190, 209, 220, 361, 380, 418, 722, 836, 1039, 1045, 1444, 1805, 2078, 2090, 3610, 3971, 4156, 4180, 5195, 7220, 7942, 10390, 11429, 15629, 15884, 19741, 19855, 20780, 22858, 31258, 39482, 39710, 45716, 57145, 62516, 78145, 78964, 79420, 98705, 114290, 156290, 171919, 197410, 217151, 228580, 296951, 312580, 343838, 375079, 394820, 434302, 593902, 687676, 750158, 859595, 868604, 1085755, 1187804, 1484755, 1500316, 1719190, 1875395, 2171510, 2969510, 3266461, 3438380, 3750790, 4125869, 4343020, 5642069, 5939020, 6532922, 7501580, 8251738, 11284138, 13065844, 16238531, 16332305, 16503476, 20629345, 22568276, 28210345, 32477062, 32664610, 41258690, 56420690, 62062759, 64954124, 65329220, 81192655, 82517380, 112841380, 124125518, 162385310, 178623841, 248251036, 308532089, 310313795, 324770620, 357247682, 617064178, 620627590, 714495364, 893119205, 1234128356, 1241255180, 1542660445, 1786238410, 3085320890, 3393852979, 3572476820, 5862109691, 6170641780, 6787705958, 11724219382, 13575411916, 16969264895, 23448438764, 29310548455, 33938529790, 58621096910, 64483206601, 67877059580, 117242193820, 128966413202, 257932826404, 322416033005, 644832066010, 1289664132020]

約数ペア:

[(1, 1289664132020), (2, 644832066010), (4, 322416033005), (5, 257932826404), (10, 128966413202), (11, 117242193820), (19, 67877059580), (20, 64483206601), (22, 58621096910), (38, 33938529790), (44, 29310548455), (55, 23448438764), (76, 16969264895), (95, 13575411916), (110, 11724219382), (190, 6787705958), (209, 6170641780), (220, 5862109691), (361, 3572476820), (380, 3393852979), (418, 3085320890), (722, 1786238410), (836, 1542660445), (1039, 1241255180), (1045, 1234128356), (1444, 893119205), (1805, 714495364), (2078, 620627590), (2090, 617064178), (3610, 357247682), (3971, 324770620), (4156, 310313795), (4180, 308532089), (5195, 248251036), (7220, 178623841), (7942, 162385310), (10390, 124125518), (11429, 112841380), (15629, 82517380), (15884, 81192655), (19741, 65329220), (19855, 64954124), (20780, 62062759), (22858, 56420690), (31258, 41258690), (39482, 32664610), (39710, 32477062), (45716, 28210345), (57145, 22568276), (62516, 20629345), (78145, 16503476), (78964, 16332305), (79420, 16238531), (98705, 13065844), (114290, 11284138), (156290, 8251738), (171919, 7501580), (197410, 6532922), (217151, 5939020), (228580, 5642069), (296951, 4343020), (312580, 4125869), (343838, 3750790), (375079, 3438380), (394820, 3266461), (434302, 2969510), (593902, 2171510), (687676, 1875395), (750158, 1719190), (859595, 1500316), (868604, 1484755), (1085755, 1187804)]