27821430

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1$

素因数の和:155

約数の個数: 192

約数和(自身を含む): 92252160

約数和(自身を除く): 64430730

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 13, 14, 15, 18, 21, 26, 30, 35, 39, 42, 43, 45, 63, 65, 70, 78, 79, 86, 90, 91, 105, 117, 126, 129, 130, 158, 182, 195, 210, 215, 234, 237, 258, 273, 301, 315, 387, 390, 395, 430, 455, 474, 546, 553, 559, 585, 602, 630, 645, 711, 774, 790, 819, 903, 910, 1027, 1106, 1118, 1170, 1185, 1290, 1365, 1422, 1505, 1638, 1659, 1677, 1806, 1935, 2054, 2370, 2709, 2730, 2765, 2795, 3010, 3081, 3318, 3354, 3397, 3555, 3870, 3913, 4095, 4515, 4977, 5031, 5135, 5418, 5530, 5590, 6162, 6794, 7110, 7189, 7826, 8190, 8295, 8385, 9030, 9243, 9954, 10062, 10191, 10270, 11739, 13545, 14378, 15405, 16590, 16770, 16985, 18486, 19565, 20382, 21567, 23478, 23779, 24885, 25155, 27090, 30573, 30810, 33970, 35217, 35945, 39130, 43134, 44161, 46215, 47558, 49770, 50310, 50955, 58695, 61146, 64701, 70434, 71337, 71890, 88322, 92430, 101910, 107835, 117390, 118895, 129402, 132483, 142674, 152865, 176085, 214011, 215670, 220805, 237790, 264966, 305730, 309127, 323505, 352170, 356685, 397449, 428022, 441610, 618254, 647010, 662415, 713370, 794898, 927381, 1070055, 1324830, 1545635, 1854762, 1987245, 2140110, 2782143, 3091270, 3974490, 4636905, 5564286, 9273810, 13910715, 27821430]

約数ペア:

[(1, 27821430), (2, 13910715), (3, 9273810), (5, 5564286), (6, 4636905), (7, 3974490), (9, 3091270), (10, 2782143), (13, 2140110), (14, 1987245), (15, 1854762), (18, 1545635), (21, 1324830), (26, 1070055), (30, 927381), (35, 794898), (39, 713370), (42, 662415), (43, 647010), (45, 618254), (63, 441610), (65, 428022), (70, 397449), (78, 356685), (79, 352170), (86, 323505), (90, 309127), (91, 305730), (105, 264966), (117, 237790), (126, 220805), (129, 215670), (130, 214011), (158, 176085), (182, 152865), (195, 142674), (210, 132483), (215, 129402), (234, 118895), (237, 117390), (258, 107835), (273, 101910), (301, 92430), (315, 88322), (387, 71890), (390, 71337), (395, 70434), (430, 64701), (455, 61146), (474, 58695), (546, 50955), (553, 50310), (559, 49770), (585, 47558), (602, 46215), (630, 44161), (645, 43134), (711, 39130), (774, 35945), (790, 35217), (819, 33970), (903, 30810), (910, 30573), (1027, 27090), (1106, 25155), (1118, 24885), (1170, 23779), (1185, 23478), (1290, 21567), (1365, 20382), (1422, 19565), (1505, 18486), (1638, 16985), (1659, 16770), (1677, 16590), (1806, 15405), (1935, 14378), (2054, 13545), (2370, 11739), (2709, 10270), (2730, 10191), (2765, 10062), (2795, 9954), (3010, 9243), (3081, 9030), (3318, 8385), (3354, 8295), (3397, 8190), (3555, 7826), (3870, 7189), (3913, 7110), (4095, 6794), (4515, 6162), (4977, 5590), (5031, 5530), (5135, 5418)]