28774170

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1$

素因数の和:185

約数の個数: 128

約数和(自身を含む): 82944000

約数和(自身を除く): 54169830

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 27, 30, 38, 45, 54, 57, 71, 79, 90, 95, 114, 135, 142, 158, 171, 190, 213, 237, 270, 285, 342, 355, 395, 426, 474, 513, 570, 639, 710, 711, 790, 855, 1026, 1065, 1185, 1278, 1349, 1422, 1501, 1710, 1917, 2130, 2133, 2370, 2565, 2698, 3002, 3195, 3555, 3834, 4047, 4266, 4503, 5130, 5609, 6390, 6745, 7110, 7505, 8094, 9006, 9585, 10665, 11218, 12141, 13490, 13509, 15010, 16827, 19170, 20235, 21330, 22515, 24282, 27018, 28045, 33654, 36423, 40470, 40527, 45030, 50481, 56090, 60705, 67545, 72846, 81054, 84135, 100962, 106571, 121410, 135090, 151443, 168270, 182115, 202635, 213142, 252405, 302886, 319713, 364230, 405270, 504810, 532855, 639426, 757215, 959139, 1065710, 1514430, 1598565, 1918278, 2877417, 3197130, 4795695, 5754834, 9591390, 14387085, 28774170]

約数ペア:

[(1, 28774170), (2, 14387085), (3, 9591390), (5, 5754834), (6, 4795695), (9, 3197130), (10, 2877417), (15, 1918278), (18, 1598565), (19, 1514430), (27, 1065710), (30, 959139), (38, 757215), (45, 639426), (54, 532855), (57, 504810), (71, 405270), (79, 364230), (90, 319713), (95, 302886), (114, 252405), (135, 213142), (142, 202635), (158, 182115), (171, 168270), (190, 151443), (213, 135090), (237, 121410), (270, 106571), (285, 100962), (342, 84135), (355, 81054), (395, 72846), (426, 67545), (474, 60705), (513, 56090), (570, 50481), (639, 45030), (710, 40527), (711, 40470), (790, 36423), (855, 33654), (1026, 28045), (1065, 27018), (1185, 24282), (1278, 22515), (1349, 21330), (1422, 20235), (1501, 19170), (1710, 16827), (1917, 15010), (2130, 13509), (2133, 13490), (2370, 12141), (2565, 11218), (2698, 10665), (3002, 9585), (3195, 9006), (3555, 8094), (3834, 7505), (4047, 7110), (4266, 6745), (4503, 6390), (5130, 5609)]