15560820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{271}}^1$

素因数の和:326

約数の個数: 144

約数和(自身を含む): 53464320

約数和(自身を除く): 37903500

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 29, 30, 33, 36, 44, 45, 55, 58, 60, 66, 87, 90, 99, 110, 116, 132, 145, 165, 174, 180, 198, 220, 261, 271, 290, 319, 330, 348, 396, 435, 495, 522, 542, 580, 638, 660, 813, 870, 957, 990, 1044, 1084, 1276, 1305, 1355, 1595, 1626, 1740, 1914, 1980, 2439, 2610, 2710, 2871, 2981, 3190, 3252, 3828, 4065, 4785, 4878, 5220, 5420, 5742, 5962, 6380, 7859, 8130, 8943, 9570, 9756, 11484, 11924, 12195, 14355, 14905, 15718, 16260, 17886, 19140, 23577, 24390, 26829, 28710, 29810, 31436, 35772, 39295, 44715, 47154, 48780, 53658, 57420, 59620, 70731, 78590, 86449, 89430, 94308, 107316, 117885, 134145, 141462, 157180, 172898, 178860, 235770, 259347, 268290, 282924, 345796, 353655, 432245, 471540, 518694, 536580, 707310, 778041, 864490, 1037388, 1296735, 1414620, 1556082, 1728980, 2593470, 3112164, 3890205, 5186940, 7780410, 15560820]

約数ペア:

[(1, 15560820), (2, 7780410), (3, 5186940), (4, 3890205), (5, 3112164), (6, 2593470), (9, 1728980), (10, 1556082), (11, 1414620), (12, 1296735), (15, 1037388), (18, 864490), (20, 778041), (22, 707310), (29, 536580), (30, 518694), (33, 471540), (36, 432245), (44, 353655), (45, 345796), (55, 282924), (58, 268290), (60, 259347), (66, 235770), (87, 178860), (90, 172898), (99, 157180), (110, 141462), (116, 134145), (132, 117885), (145, 107316), (165, 94308), (174, 89430), (180, 86449), (198, 78590), (220, 70731), (261, 59620), (271, 57420), (290, 53658), (319, 48780), (330, 47154), (348, 44715), (396, 39295), (435, 35772), (495, 31436), (522, 29810), (542, 28710), (580, 26829), (638, 24390), (660, 23577), (813, 19140), (870, 17886), (957, 16260), (990, 15718), (1044, 14905), (1084, 14355), (1276, 12195), (1305, 11924), (1355, 11484), (1595, 9756), (1626, 9570), (1740, 8943), (1914, 8130), (1980, 7859), (2439, 6380), (2610, 5962), (2710, 5742), (2871, 5420), (2981, 5220), (3190, 4878), (3252, 4785), (3828, 4065)]