28380924

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{149}}^1$

素因数の和:220

約数の個数: 144

約数和(自身を含む): 87141600

約数和(自身を除く): 58760676

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 13, 18, 22, 26, 33, 36, 37, 39, 44, 52, 66, 74, 78, 99, 111, 117, 132, 143, 148, 149, 156, 198, 222, 234, 286, 298, 333, 396, 407, 429, 444, 447, 468, 481, 572, 596, 666, 814, 858, 894, 962, 1221, 1287, 1332, 1341, 1443, 1628, 1639, 1716, 1788, 1924, 1937, 2442, 2574, 2682, 2886, 3278, 3663, 3874, 4329, 4884, 4917, 5148, 5291, 5364, 5513, 5772, 5811, 6556, 7326, 7748, 8658, 9834, 10582, 11026, 11622, 14652, 14751, 15873, 16539, 17316, 17433, 19668, 21164, 21307, 22052, 23244, 29502, 31746, 33078, 34866, 42614, 47619, 49617, 59004, 60643, 63492, 63921, 66156, 69732, 71669, 85228, 95238, 99234, 121286, 127842, 143338, 181929, 190476, 191763, 198468, 215007, 242572, 255684, 286676, 363858, 383526, 430014, 545787, 645021, 727716, 767052, 788359, 860028, 1091574, 1290042, 1576718, 2183148, 2365077, 2580084, 3153436, 4730154, 7095231, 9460308, 14190462, 28380924]

約数ペア:

[(1, 28380924), (2, 14190462), (3, 9460308), (4, 7095231), (6, 4730154), (9, 3153436), (11, 2580084), (12, 2365077), (13, 2183148), (18, 1576718), (22, 1290042), (26, 1091574), (33, 860028), (36, 788359), (37, 767052), (39, 727716), (44, 645021), (52, 545787), (66, 430014), (74, 383526), (78, 363858), (99, 286676), (111, 255684), (117, 242572), (132, 215007), (143, 198468), (148, 191763), (149, 190476), (156, 181929), (198, 143338), (222, 127842), (234, 121286), (286, 99234), (298, 95238), (333, 85228), (396, 71669), (407, 69732), (429, 66156), (444, 63921), (447, 63492), (468, 60643), (481, 59004), (572, 49617), (596, 47619), (666, 42614), (814, 34866), (858, 33078), (894, 31746), (962, 29502), (1221, 23244), (1287, 22052), (1332, 21307), (1341, 21164), (1443, 19668), (1628, 17433), (1639, 17316), (1716, 16539), (1788, 15873), (1924, 14751), (1937, 14652), (2442, 11622), (2574, 11026), (2682, 10582), (2886, 9834), (3278, 8658), (3663, 7748), (3874, 7326), (4329, 6556), (4884, 5811), (4917, 5772), (5148, 5513), (5291, 5364)]