289259264

素因数分解:

$2^8\times 7^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{127}}^1$

素因数の和:222

約数の個数: 144

約数和(自身を含む): 703266816

約数和(自身を除く): 414007552

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 41, 56, 62, 64, 82, 112, 124, 127, 128, 164, 217, 224, 248, 254, 256, 287, 328, 434, 448, 496, 508, 574, 656, 868, 889, 896, 992, 1016, 1148, 1271, 1312, 1736, 1778, 1792, 1984, 2032, 2296, 2542, 2624, 3472, 3556, 3937, 3968, 4064, 4592, 5084, 5207, 5248, 6944, 7112, 7874, 7936, 8128, 8897, 9184, 10168, 10414, 10496, 13888, 14224, 15748, 16256, 17794, 18368, 20336, 20828, 27559, 27776, 28448, 31496, 32512, 35588, 36449, 36736, 40672, 41656, 55118, 55552, 56896, 62992, 71176, 72898, 73472, 81344, 83312, 110236, 113792, 125984, 142352, 145796, 161417, 162688, 166624, 220472, 227584, 251968, 284704, 291592, 322834, 325376, 333248, 440944, 503936, 569408, 583184, 645668, 666496, 881888, 1007872, 1129919, 1138816, 1166368, 1291336, 1332992, 1763776, 2259838, 2277632, 2332736, 2582672, 3527552, 4519676, 4665472, 5165344, 7055104, 9039352, 9330944, 10330688, 18078704, 20661376, 36157408, 41322752, 72314816, 144629632, 289259264]

約数ペア:

[(1, 289259264), (2, 144629632), (4, 72314816), (7, 41322752), (8, 36157408), (14, 20661376), (16, 18078704), (28, 10330688), (31, 9330944), (32, 9039352), (41, 7055104), (56, 5165344), (62, 4665472), (64, 4519676), (82, 3527552), (112, 2582672), (124, 2332736), (127, 2277632), (128, 2259838), (164, 1763776), (217, 1332992), (224, 1291336), (248, 1166368), (254, 1138816), (256, 1129919), (287, 1007872), (328, 881888), (434, 666496), (448, 645668), (496, 583184), (508, 569408), (574, 503936), (656, 440944), (868, 333248), (889, 325376), (896, 322834), (992, 291592), (1016, 284704), (1148, 251968), (1271, 227584), (1312, 220472), (1736, 166624), (1778, 162688), (1792, 161417), (1984, 145796), (2032, 142352), (2296, 125984), (2542, 113792), (2624, 110236), (3472, 83312), (3556, 81344), (3937, 73472), (3968, 72898), (4064, 71176), (4592, 62992), (5084, 56896), (5207, 55552), (5248, 55118), (6944, 41656), (7112, 40672), (7874, 36736), (7936, 36449), (8128, 35588), (8897, 32512), (9184, 31496), (10168, 28448), (10414, 27776), (10496, 27559), (13888, 20828), (14224, 20336), (15748, 18368), (16256, 17794)]