400162728

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{167}}^1\times {\mathrm{839}}^1$

素因数の和:1039

約数の個数: 128

約数和(自身を含む): 1219276800

約数和(自身を除く): 819114072

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 17, 21, 24, 28, 34, 42, 51, 56, 68, 84, 102, 119, 136, 167, 168, 204, 238, 334, 357, 408, 476, 501, 668, 714, 839, 952, 1002, 1169, 1336, 1428, 1678, 2004, 2338, 2517, 2839, 2856, 3356, 3507, 4008, 4676, 5034, 5678, 5873, 6712, 7014, 8517, 9352, 10068, 11356, 11746, 14028, 14263, 17034, 17619, 19873, 20136, 22712, 23492, 28056, 28526, 34068, 35238, 39746, 42789, 46984, 57052, 59619, 68136, 70476, 79492, 85578, 99841, 114104, 119238, 140113, 140952, 158984, 171156, 199682, 238476, 280226, 299523, 342312, 399364, 420339, 476952, 560452, 599046, 798728, 840678, 980791, 1120904, 1198092, 1681356, 1961582, 2381921, 2396184, 2942373, 3362712, 3923164, 4763842, 5884746, 7145763, 7846328, 9527684, 11769492, 14291526, 16673447, 19055368, 23538984, 28583052, 33346894, 50020341, 57166104, 66693788, 100040682, 133387576, 200081364, 400162728]

約数ペア:

[(1, 400162728), (2, 200081364), (3, 133387576), (4, 100040682), (6, 66693788), (7, 57166104), (8, 50020341), (12, 33346894), (14, 28583052), (17, 23538984), (21, 19055368), (24, 16673447), (28, 14291526), (34, 11769492), (42, 9527684), (51, 7846328), (56, 7145763), (68, 5884746), (84, 4763842), (102, 3923164), (119, 3362712), (136, 2942373), (167, 2396184), (168, 2381921), (204, 1961582), (238, 1681356), (334, 1198092), (357, 1120904), (408, 980791), (476, 840678), (501, 798728), (668, 599046), (714, 560452), (839, 476952), (952, 420339), (1002, 399364), (1169, 342312), (1336, 299523), (1428, 280226), (1678, 238476), (2004, 199682), (2338, 171156), (2517, 158984), (2839, 140952), (2856, 140113), (3356, 119238), (3507, 114104), (4008, 99841), (4676, 85578), (5034, 79492), (5678, 70476), (5873, 68136), (6712, 59619), (7014, 57052), (8517, 46984), (9352, 42789), (10068, 39746), (11356, 35238), (11746, 34068), (14028, 28526), (14263, 28056), (17034, 23492), (17619, 22712), (19873, 20136)]