259874240

素因数分解:

$2^6\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1$

素因数の和:155

約数の個数: 224

約数和(自身を含む): 716304384

約数和(自身を除く): 456430144

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 23, 31, 32, 34, 40, 46, 62, 64, 67, 68, 80, 85, 92, 115, 124, 134, 136, 155, 160, 170, 184, 230, 248, 268, 272, 310, 320, 335, 340, 368, 391, 460, 496, 527, 536, 544, 620, 670, 680, 713, 736, 782, 920, 992, 1054, 1072, 1088, 1139, 1240, 1340, 1360, 1426, 1472, 1541, 1564, 1840, 1955, 1984, 2077, 2108, 2144, 2278, 2480, 2635, 2680, 2720, 2852, 3082, 3128, 3565, 3680, 3910, 4154, 4216, 4288, 4556, 4960, 5270, 5360, 5440, 5695, 5704, 6164, 6256, 7130, 7360, 7705, 7820, 8308, 8432, 9112, 9920, 10385, 10540, 10720, 11390, 11408, 12121, 12328, 12512, 14260, 15410, 15640, 16616, 16864, 18224, 20770, 21080, 21440, 22780, 22816, 24242, 24656, 25024, 26197, 28520, 30820, 31280, 33232, 33728, 35309, 36448, 41540, 42160, 45560, 45632, 47771, 48484, 49312, 52394, 57040, 60605, 61640, 62560, 66464, 70618, 72896, 83080, 84320, 91120, 95542, 96968, 98624, 104788, 114080, 121210, 123280, 125120, 130985, 132928, 141236, 166160, 168640, 176545, 182240, 191084, 193936, 209576, 228160, 238855, 242420, 246560, 261970, 282472, 332320, 353090, 364480, 382168, 387872, 419152, 477710, 484840, 493120, 523940, 564944, 664640, 706180, 764336, 775744, 812107, 838304, 955420, 969680, 1047880, 1129888, 1412360, 1528672, 1624214, 1676608, 1910840, 1939360, 2095760, 2259776, 2824720, 3057344, 3248428, 3821680, 3878720, 4060535, 4191520, 5649440, 6496856, 7643360, 8121070, 8383040, 11298880, 12993712, 15286720, 16242140, 25987424, 32484280, 51974848, 64968560, 129937120, 259874240]

約数ペア:

[(1, 259874240), (2, 129937120), (4, 64968560), (5, 51974848), (8, 32484280), (10, 25987424), (16, 16242140), (17, 15286720), (20, 12993712), (23, 11298880), (31, 8383040), (32, 8121070), (34, 7643360), (40, 6496856), (46, 5649440), (62, 4191520), (64, 4060535), (67, 3878720), (68, 3821680), (80, 3248428), (85, 3057344), (92, 2824720), (115, 2259776), (124, 2095760), (134, 1939360), (136, 1910840), (155, 1676608), (160, 1624214), (170, 1528672), (184, 1412360), (230, 1129888), (248, 1047880), (268, 969680), (272, 955420), (310, 838304), (320, 812107), (335, 775744), (340, 764336), (368, 706180), (391, 664640), (460, 564944), (496, 523940), (527, 493120), (536, 484840), (544, 477710), (620, 419152), (670, 387872), (680, 382168), (713, 364480), (736, 353090), (782, 332320), (920, 282472), (992, 261970), (1054, 246560), (1072, 242420), (1088, 238855), (1139, 228160), (1240, 209576), (1340, 193936), (1360, 191084), (1426, 182240), (1472, 176545), (1541, 168640), (1564, 166160), (1840, 141236), (1955, 132928), (1984, 130985), (2077, 125120), (2108, 123280), (2144, 121210), (2278, 114080), (2480, 104788), (2635, 98624), (2680, 96968), (2720, 95542), (2852, 91120), (3082, 84320), (3128, 83080), (3565, 72896), (3680, 70618), (3910, 66464), (4154, 62560), (4216, 61640), (4288, 60605), (4556, 57040), (4960, 52394), (5270, 49312), (5360, 48484), (5440, 47771), (5695, 45632), (5704, 45560), (6164, 42160), (6256, 41540), (7130, 36448), (7360, 35309), (7705, 33728), (7820, 33232), (8308, 31280), (8432, 30820), (9112, 28520), (9920, 26197), (10385, 25024), (10540, 24656), (10720, 24242), (11390, 22816), (11408, 22780), (12121, 21440), (12328, 21080), (12512, 20770), (14260, 18224), (15410, 16864), (15640, 16616)]