1440166644

素因数分解:

$2^2\times 3^2\times 7^2\times {\mathrm{727}}^1\times {\mathrm{1123}}^1$

素因数の和:1874

約数の個数: 108

約数和(自身を含む): 4244376864

約数和(自身を除く): 2804210220

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 49, 63, 84, 98, 126, 147, 196, 252, 294, 441, 588, 727, 882, 1123, 1454, 1764, 2181, 2246, 2908, 3369, 4362, 4492, 5089, 6543, 6738, 7861, 8724, 10107, 10178, 13086, 13476, 15267, 15722, 20214, 20356, 23583, 26172, 30534, 31444, 35623, 40428, 45801, 47166, 55027, 61068, 70749, 71246, 91602, 94332, 106869, 110054, 141498, 142492, 165081, 183204, 213738, 220108, 282996, 320607, 330162, 427476, 495243, 641214, 660324, 816421, 990486, 1282428, 1632842, 1980972, 2449263, 3265684, 4898526, 5714947, 7347789, 9797052, 11429894, 14695578, 17144841, 22859788, 29391156, 34289682, 40004629, 51434523, 68579364, 80009258, 102869046, 120013887, 160018516, 205738092, 240027774, 360041661, 480055548, 720083322, 1440166644]

約数ペア:

[(1, 1440166644), (2, 720083322), (3, 480055548), (4, 360041661), (6, 240027774), (7, 205738092), (9, 160018516), (12, 120013887), (14, 102869046), (18, 80009258), (21, 68579364), (28, 51434523), (36, 40004629), (42, 34289682), (49, 29391156), (63, 22859788), (84, 17144841), (98, 14695578), (126, 11429894), (147, 9797052), (196, 7347789), (252, 5714947), (294, 4898526), (441, 3265684), (588, 2449263), (727, 1980972), (882, 1632842), (1123, 1282428), (1454, 990486), (1764, 816421), (2181, 660324), (2246, 641214), (2908, 495243), (3369, 427476), (4362, 330162), (4492, 320607), (5089, 282996), (6543, 220108), (6738, 213738), (7861, 183204), (8724, 165081), (10107, 142492), (10178, 141498), (13086, 110054), (13476, 106869), (15267, 94332), (15722, 91602), (20214, 71246), (20356, 70749), (23583, 61068), (26172, 55027), (30534, 47166), (31444, 45801), (35623, 40428)]