78050560

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{281}}^1$

素因数の和:340

約数の個数: 144

約数和(自身を含む): 221340672

約数和(自身を除く): 143290112

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 56, 62, 64, 70, 80, 112, 124, 128, 140, 155, 160, 217, 224, 248, 256, 280, 281, 310, 320, 434, 448, 496, 560, 562, 620, 640, 868, 896, 992, 1085, 1120, 1124, 1240, 1280, 1405, 1736, 1792, 1967, 1984, 2170, 2240, 2248, 2480, 2810, 3472, 3934, 3968, 4340, 4480, 4496, 4960, 5620, 6944, 7868, 7936, 8680, 8711, 8960, 8992, 9835, 9920, 11240, 13888, 15736, 17360, 17422, 17984, 19670, 19840, 22480, 27776, 31472, 34720, 34844, 35968, 39340, 39680, 43555, 44960, 55552, 60977, 62944, 69440, 69688, 71936, 78680, 87110, 89920, 121954, 125888, 138880, 139376, 157360, 174220, 179840, 243908, 251776, 277760, 278752, 304885, 314720, 348440, 359680, 487816, 503552, 557504, 609770, 629440, 696880, 975632, 1115008, 1219540, 1258880, 1393760, 1951264, 2230016, 2439080, 2517760, 2787520, 3902528, 4878160, 5575040, 7805056, 9756320, 11150080, 15610112, 19512640, 39025280, 78050560]

約数ペア:

[(1, 78050560), (2, 39025280), (4, 19512640), (5, 15610112), (7, 11150080), (8, 9756320), (10, 7805056), (14, 5575040), (16, 4878160), (20, 3902528), (28, 2787520), (31, 2517760), (32, 2439080), (35, 2230016), (40, 1951264), (56, 1393760), (62, 1258880), (64, 1219540), (70, 1115008), (80, 975632), (112, 696880), (124, 629440), (128, 609770), (140, 557504), (155, 503552), (160, 487816), (217, 359680), (224, 348440), (248, 314720), (256, 304885), (280, 278752), (281, 277760), (310, 251776), (320, 243908), (434, 179840), (448, 174220), (496, 157360), (560, 139376), (562, 138880), (620, 125888), (640, 121954), (868, 89920), (896, 87110), (992, 78680), (1085, 71936), (1120, 69688), (1124, 69440), (1240, 62944), (1280, 60977), (1405, 55552), (1736, 44960), (1792, 43555), (1967, 39680), (1984, 39340), (2170, 35968), (2240, 34844), (2248, 34720), (2480, 31472), (2810, 27776), (3472, 22480), (3934, 19840), (3968, 19670), (4340, 17984), (4480, 17422), (4496, 17360), (4960, 15736), (5620, 13888), (6944, 11240), (7868, 9920), (7936, 9835), (8680, 8992), (8711, 8960)]