400399890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{73}}^1\times {\mathrm{1511}}^1$

素因数の和:1616

約数の個数: 96

約数和(自身を含む): 1071439488

約数和(自身を除く): 671039598

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 55, 66, 73, 110, 121, 146, 165, 219, 242, 330, 363, 365, 438, 605, 726, 730, 803, 1095, 1210, 1511, 1606, 1815, 2190, 2409, 3022, 3630, 4015, 4533, 4818, 7555, 8030, 8833, 9066, 12045, 15110, 16621, 17666, 22665, 24090, 26499, 33242, 44165, 45330, 49863, 52998, 83105, 88330, 99726, 110303, 132495, 166210, 182831, 220606, 249315, 264990, 330909, 365662, 498630, 548493, 551515, 661818, 914155, 1096986, 1103030, 1213333, 1654545, 1828310, 2426666, 2742465, 3309090, 3639999, 5484930, 6066665, 7279998, 12133330, 13346663, 18199995, 26693326, 36399990, 40039989, 66733315, 80079978, 133466630, 200199945, 400399890]

約数ペア:

[(1, 400399890), (2, 200199945), (3, 133466630), (5, 80079978), (6, 66733315), (10, 40039989), (11, 36399990), (15, 26693326), (22, 18199995), (30, 13346663), (33, 12133330), (55, 7279998), (66, 6066665), (73, 5484930), (110, 3639999), (121, 3309090), (146, 2742465), (165, 2426666), (219, 1828310), (242, 1654545), (330, 1213333), (363, 1103030), (365, 1096986), (438, 914155), (605, 661818), (726, 551515), (730, 548493), (803, 498630), (1095, 365662), (1210, 330909), (1511, 264990), (1606, 249315), (1815, 220606), (2190, 182831), (2409, 166210), (3022, 132495), (3630, 110303), (4015, 99726), (4533, 88330), (4818, 83105), (7555, 52998), (8030, 49863), (8833, 45330), (9066, 44165), (12045, 33242), (15110, 26499), (16621, 24090), (17666, 22665)]