19108440

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1361}}^1$

素因数の和:1394

約数の個数: 128

約数和(自身を含む): 68644800

約数和(自身を除く): 49536360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 27, 30, 36, 39, 40, 45, 52, 54, 60, 65, 72, 78, 90, 104, 108, 117, 120, 130, 135, 156, 180, 195, 216, 234, 260, 270, 312, 351, 360, 390, 468, 520, 540, 585, 702, 780, 936, 1080, 1170, 1361, 1404, 1560, 1755, 2340, 2722, 2808, 3510, 4083, 4680, 5444, 6805, 7020, 8166, 10888, 12249, 13610, 14040, 16332, 17693, 20415, 24498, 27220, 32664, 35386, 36747, 40830, 48996, 53079, 54440, 61245, 70772, 73494, 81660, 88465, 97992, 106158, 122490, 141544, 146988, 159237, 163320, 176930, 183735, 212316, 244980, 265395, 293976, 318474, 353860, 367470, 424632, 477711, 489960, 530790, 636948, 707720, 734940, 796185, 955422, 1061580, 1273896, 1469880, 1592370, 1910844, 2123160, 2388555, 3184740, 3821688, 4777110, 6369480, 9554220, 19108440]

約数ペア:

[(1, 19108440), (2, 9554220), (3, 6369480), (4, 4777110), (5, 3821688), (6, 3184740), (8, 2388555), (9, 2123160), (10, 1910844), (12, 1592370), (13, 1469880), (15, 1273896), (18, 1061580), (20, 955422), (24, 796185), (26, 734940), (27, 707720), (30, 636948), (36, 530790), (39, 489960), (40, 477711), (45, 424632), (52, 367470), (54, 353860), (60, 318474), (65, 293976), (72, 265395), (78, 244980), (90, 212316), (104, 183735), (108, 176930), (117, 163320), (120, 159237), (130, 146988), (135, 141544), (156, 122490), (180, 106158), (195, 97992), (216, 88465), (234, 81660), (260, 73494), (270, 70772), (312, 61245), (351, 54440), (360, 53079), (390, 48996), (468, 40830), (520, 36747), (540, 35386), (585, 32664), (702, 27220), (780, 24498), (936, 20415), (1080, 17693), (1170, 16332), (1361, 14040), (1404, 13610), (1560, 12249), (1755, 10888), (2340, 8166), (2722, 7020), (2808, 6805), (3510, 5444), (4083, 4680)]