13271280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{457}}^1$

素因数の和:495

約数の個数: 120

約数和(自身を含む): 45320016

約数和(自身を除く): 32048736

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 48, 55, 60, 66, 80, 88, 110, 120, 121, 132, 165, 176, 220, 240, 242, 264, 330, 363, 440, 457, 484, 528, 605, 660, 726, 880, 914, 968, 1210, 1320, 1371, 1452, 1815, 1828, 1936, 2285, 2420, 2640, 2742, 2904, 3630, 3656, 4570, 4840, 5027, 5484, 5808, 6855, 7260, 7312, 9140, 9680, 10054, 10968, 13710, 14520, 15081, 18280, 20108, 21936, 25135, 27420, 29040, 30162, 36560, 40216, 50270, 54840, 55297, 60324, 75405, 80432, 100540, 109680, 110594, 120648, 150810, 165891, 201080, 221188, 241296, 276485, 301620, 331782, 402160, 442376, 552970, 603240, 663564, 829455, 884752, 1105940, 1206480, 1327128, 1658910, 2211880, 2654256, 3317820, 4423760, 6635640, 13271280]

約数ペア:

[(1, 13271280), (2, 6635640), (3, 4423760), (4, 3317820), (5, 2654256), (6, 2211880), (8, 1658910), (10, 1327128), (11, 1206480), (12, 1105940), (15, 884752), (16, 829455), (20, 663564), (22, 603240), (24, 552970), (30, 442376), (33, 402160), (40, 331782), (44, 301620), (48, 276485), (55, 241296), (60, 221188), (66, 201080), (80, 165891), (88, 150810), (110, 120648), (120, 110594), (121, 109680), (132, 100540), (165, 80432), (176, 75405), (220, 60324), (240, 55297), (242, 54840), (264, 50270), (330, 40216), (363, 36560), (440, 30162), (457, 29040), (484, 27420), (528, 25135), (605, 21936), (660, 20108), (726, 18280), (880, 15081), (914, 14520), (968, 13710), (1210, 10968), (1320, 10054), (1371, 9680), (1452, 9140), (1815, 7312), (1828, 7260), (1936, 6855), (2285, 5808), (2420, 5484), (2640, 5027), (2742, 4840), (2904, 4570), (3630, 3656)]