270240640

素因数分解:

$2^7\times 5^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{257}}^1$

素因数の和:360

約数の個数: 128

約数和(自身を含む): 682110720

約数和(自身を除く): 411870080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 53, 62, 64, 80, 106, 124, 128, 155, 160, 212, 248, 257, 265, 310, 320, 424, 496, 514, 530, 620, 640, 848, 992, 1028, 1060, 1240, 1285, 1643, 1696, 1984, 2056, 2120, 2480, 2570, 3286, 3392, 3968, 4112, 4240, 4960, 5140, 6572, 6784, 7967, 8215, 8224, 8480, 9920, 10280, 13144, 13621, 15934, 16430, 16448, 16960, 19840, 20560, 26288, 27242, 31868, 32860, 32896, 33920, 39835, 41120, 52576, 54484, 63736, 65720, 68105, 79670, 82240, 105152, 108968, 127472, 131440, 136210, 159340, 164480, 210304, 217936, 254944, 262880, 272420, 318680, 422251, 435872, 509888, 525760, 544840, 637360, 844502, 871744, 1019776, 1051520, 1089680, 1274720, 1689004, 1743488, 2111255, 2179360, 2549440, 3378008, 4222510, 4358720, 5098880, 6756016, 8445020, 8717440, 13512032, 16890040, 27024064, 33780080, 54048128, 67560160, 135120320, 270240640]

約数ペア:

[(1, 270240640), (2, 135120320), (4, 67560160), (5, 54048128), (8, 33780080), (10, 27024064), (16, 16890040), (20, 13512032), (31, 8717440), (32, 8445020), (40, 6756016), (53, 5098880), (62, 4358720), (64, 4222510), (80, 3378008), (106, 2549440), (124, 2179360), (128, 2111255), (155, 1743488), (160, 1689004), (212, 1274720), (248, 1089680), (257, 1051520), (265, 1019776), (310, 871744), (320, 844502), (424, 637360), (496, 544840), (514, 525760), (530, 509888), (620, 435872), (640, 422251), (848, 318680), (992, 272420), (1028, 262880), (1060, 254944), (1240, 217936), (1285, 210304), (1643, 164480), (1696, 159340), (1984, 136210), (2056, 131440), (2120, 127472), (2480, 108968), (2570, 105152), (3286, 82240), (3392, 79670), (3968, 68105), (4112, 65720), (4240, 63736), (4960, 54484), (5140, 52576), (6572, 41120), (6784, 39835), (7967, 33920), (8215, 32896), (8224, 32860), (8480, 31868), (9920, 27242), (10280, 26288), (13144, 20560), (13621, 19840), (15934, 16960), (16430, 16448)]