401080728

素因数分解:

$2^3\times 3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1669}}^1$

素因数の和:1745

約数の個数: 128

約数和(自身を含む): 1154304000

約数和(自身を除く): 753223272

約数列:

[1, 2, 3, 4, 6, 8, 12, 17, 19, 24, 31, 34, 38, 51, 57, 62, 68, 76, 93, 102, 114, 124, 136, 152, 186, 204, 228, 248, 323, 372, 408, 456, 527, 589, 646, 744, 969, 1054, 1178, 1292, 1581, 1669, 1767, 1938, 2108, 2356, 2584, 3162, 3338, 3534, 3876, 4216, 4712, 5007, 6324, 6676, 7068, 7752, 10013, 10014, 12648, 13352, 14136, 20026, 20028, 28373, 30039, 31711, 40052, 40056, 51739, 56746, 60078, 63422, 80104, 85119, 95133, 103478, 113492, 120156, 126844, 155217, 170238, 190266, 206956, 226984, 240312, 253688, 310434, 340476, 380532, 413912, 539087, 620868, 680952, 761064, 879563, 983041, 1078174, 1241736, 1617261, 1759126, 1966082, 2156348, 2638689, 2949123, 3234522, 3518252, 3932164, 4312696, 5277378, 5898246, 6469044, 7036504, 7864328, 10554756, 11796492, 12938088, 16711697, 21109512, 23592984, 33423394, 50135091, 66846788, 100270182, 133693576, 200540364, 401080728]

約数ペア:

[(1, 401080728), (2, 200540364), (3, 133693576), (4, 100270182), (6, 66846788), (8, 50135091), (12, 33423394), (17, 23592984), (19, 21109512), (24, 16711697), (31, 12938088), (34, 11796492), (38, 10554756), (51, 7864328), (57, 7036504), (62, 6469044), (68, 5898246), (76, 5277378), (93, 4312696), (102, 3932164), (114, 3518252), (124, 3234522), (136, 2949123), (152, 2638689), (186, 2156348), (204, 1966082), (228, 1759126), (248, 1617261), (323, 1241736), (372, 1078174), (408, 983041), (456, 879563), (527, 761064), (589, 680952), (646, 620868), (744, 539087), (969, 413912), (1054, 380532), (1178, 340476), (1292, 310434), (1581, 253688), (1669, 240312), (1767, 226984), (1938, 206956), (2108, 190266), (2356, 170238), (2584, 155217), (3162, 126844), (3338, 120156), (3534, 113492), (3876, 103478), (4216, 95133), (4712, 85119), (5007, 80104), (6324, 63422), (6676, 60078), (7068, 56746), (7752, 51739), (10013, 40056), (10014, 40052), (12648, 31711), (13352, 30039), (14136, 28373), (20026, 20028)]