260330560

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{163}}^1$

素因数の和:241

約数の個数: 224

約数和(自身を含む): 767803392

約数和(自身を除く): 507472832

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 31, 32, 35, 40, 46, 56, 62, 64, 70, 80, 92, 112, 115, 124, 140, 155, 160, 161, 163, 184, 217, 224, 230, 248, 280, 310, 320, 322, 326, 368, 434, 448, 460, 496, 560, 620, 644, 652, 713, 736, 805, 815, 868, 920, 992, 1085, 1120, 1141, 1240, 1288, 1304, 1426, 1472, 1610, 1630, 1736, 1840, 1984, 2170, 2240, 2282, 2480, 2576, 2608, 2852, 3220, 3260, 3472, 3565, 3680, 3749, 4340, 4564, 4960, 4991, 5053, 5152, 5216, 5704, 5705, 6440, 6520, 6944, 7130, 7360, 7498, 8680, 9128, 9920, 9982, 10106, 10304, 10432, 11408, 11410, 12880, 13040, 13888, 14260, 14996, 17360, 18256, 18745, 19964, 20212, 22816, 22820, 24955, 25265, 25760, 26080, 26243, 28520, 29992, 34720, 35371, 36512, 37490, 39928, 40424, 45632, 45640, 49910, 50530, 51520, 52160, 52486, 57040, 59984, 69440, 70742, 73024, 74980, 79856, 80848, 91280, 99820, 101060, 104972, 114080, 116219, 119968, 131215, 141484, 149960, 159712, 161696, 176855, 182560, 199640, 202120, 209944, 228160, 232438, 239936, 262430, 282968, 299920, 319424, 323392, 353710, 365120, 399280, 404240, 419888, 464876, 524860, 565936, 581095, 599840, 707420, 798560, 808480, 813533, 839776, 929752, 1049720, 1131872, 1162190, 1199680, 1414840, 1597120, 1616960, 1627066, 1679552, 1859504, 2099440, 2263744, 2324380, 2829680, 3254132, 3719008, 4067665, 4198880, 4648760, 5659360, 6508264, 7438016, 8135330, 8397760, 9297520, 11318720, 13016528, 16270660, 18595040, 26033056, 32541320, 37190080, 52066112, 65082640, 130165280, 260330560]

約数ペア:

[(1, 260330560), (2, 130165280), (4, 65082640), (5, 52066112), (7, 37190080), (8, 32541320), (10, 26033056), (14, 18595040), (16, 16270660), (20, 13016528), (23, 11318720), (28, 9297520), (31, 8397760), (32, 8135330), (35, 7438016), (40, 6508264), (46, 5659360), (56, 4648760), (62, 4198880), (64, 4067665), (70, 3719008), (80, 3254132), (92, 2829680), (112, 2324380), (115, 2263744), (124, 2099440), (140, 1859504), (155, 1679552), (160, 1627066), (161, 1616960), (163, 1597120), (184, 1414840), (217, 1199680), (224, 1162190), (230, 1131872), (248, 1049720), (280, 929752), (310, 839776), (320, 813533), (322, 808480), (326, 798560), (368, 707420), (434, 599840), (448, 581095), (460, 565936), (496, 524860), (560, 464876), (620, 419888), (644, 404240), (652, 399280), (713, 365120), (736, 353710), (805, 323392), (815, 319424), (868, 299920), (920, 282968), (992, 262430), (1085, 239936), (1120, 232438), (1141, 228160), (1240, 209944), (1288, 202120), (1304, 199640), (1426, 182560), (1472, 176855), (1610, 161696), (1630, 159712), (1736, 149960), (1840, 141484), (1984, 131215), (2170, 119968), (2240, 116219), (2282, 114080), (2480, 104972), (2576, 101060), (2608, 99820), (2852, 91280), (3220, 80848), (3260, 79856), (3472, 74980), (3565, 73024), (3680, 70742), (3749, 69440), (4340, 59984), (4564, 57040), (4960, 52486), (4991, 52160), (5053, 51520), (5152, 50530), (5216, 49910), (5704, 45640), (5705, 45632), (6440, 40424), (6520, 39928), (6944, 37490), (7130, 36512), (7360, 35371), (7498, 34720), (8680, 29992), (9128, 28520), (9920, 26243), (9982, 26080), (10106, 25760), (10304, 25265), (10432, 24955), (11408, 22820), (11410, 22816), (12880, 20212), (13040, 19964), (13888, 18745), (14260, 18256), (14996, 17360)]