123757020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{167}}^1\times {\mathrm{179}}^1$

素因数の和:384

約数の個数: 144

約数和(自身を含む): 396264960

約数和(自身を除く): 272507940

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 45, 46, 60, 69, 90, 92, 115, 138, 167, 179, 180, 207, 230, 276, 334, 345, 358, 414, 460, 501, 537, 668, 690, 716, 828, 835, 895, 1002, 1035, 1074, 1380, 1503, 1611, 1670, 1790, 2004, 2070, 2148, 2505, 2685, 3006, 3222, 3340, 3580, 3841, 4117, 4140, 5010, 5370, 6012, 6444, 7515, 7682, 8055, 8234, 10020, 10740, 11523, 12351, 15030, 15364, 16110, 16468, 19205, 20585, 23046, 24702, 29893, 30060, 32220, 34569, 37053, 38410, 41170, 46092, 49404, 57615, 59786, 61755, 69138, 74106, 76820, 82340, 89679, 115230, 119572, 123510, 138276, 148212, 149465, 172845, 179358, 185265, 230460, 247020, 269037, 298930, 345690, 358716, 370530, 448395, 538074, 597860, 687539, 691380, 741060, 896790, 1076148, 1345185, 1375078, 1793580, 2062617, 2690370, 2750156, 3437695, 4125234, 5380740, 6187851, 6875390, 8250468, 10313085, 12375702, 13750780, 20626170, 24751404, 30939255, 41252340, 61878510, 123757020]

約数ペア:

[(1, 123757020), (2, 61878510), (3, 41252340), (4, 30939255), (5, 24751404), (6, 20626170), (9, 13750780), (10, 12375702), (12, 10313085), (15, 8250468), (18, 6875390), (20, 6187851), (23, 5380740), (30, 4125234), (36, 3437695), (45, 2750156), (46, 2690370), (60, 2062617), (69, 1793580), (90, 1375078), (92, 1345185), (115, 1076148), (138, 896790), (167, 741060), (179, 691380), (180, 687539), (207, 597860), (230, 538074), (276, 448395), (334, 370530), (345, 358716), (358, 345690), (414, 298930), (460, 269037), (501, 247020), (537, 230460), (668, 185265), (690, 179358), (716, 172845), (828, 149465), (835, 148212), (895, 138276), (1002, 123510), (1035, 119572), (1074, 115230), (1380, 89679), (1503, 82340), (1611, 76820), (1670, 74106), (1790, 69138), (2004, 61755), (2070, 59786), (2148, 57615), (2505, 49404), (2685, 46092), (3006, 41170), (3222, 38410), (3340, 37053), (3580, 34569), (3841, 32220), (4117, 30060), (4140, 29893), (5010, 24702), (5370, 23046), (6012, 20585), (6444, 19205), (7515, 16468), (7682, 16110), (8055, 15364), (8234, 15030), (10020, 12351), (10740, 11523)]