256194240

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{283}}^1$

素因数の和:367

約数の個数: 224

約数和(自身を含む): 872557056

約数和(自身を除く): 616362816

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 32, 40, 41, 46, 48, 60, 64, 69, 80, 82, 92, 96, 115, 120, 123, 138, 160, 164, 184, 192, 205, 230, 240, 246, 276, 283, 320, 328, 345, 368, 410, 460, 480, 492, 552, 566, 615, 656, 690, 736, 820, 849, 920, 943, 960, 984, 1104, 1132, 1230, 1312, 1380, 1415, 1472, 1640, 1698, 1840, 1886, 1968, 2208, 2264, 2460, 2624, 2760, 2829, 2830, 3280, 3396, 3680, 3772, 3936, 4245, 4416, 4528, 4715, 4920, 5520, 5658, 5660, 6509, 6560, 6792, 7360, 7544, 7872, 8490, 9056, 9430, 9840, 11040, 11316, 11320, 11603, 13018, 13120, 13584, 14145, 15088, 16980, 18112, 18860, 19527, 19680, 22080, 22632, 22640, 23206, 26036, 27168, 28290, 30176, 32545, 33960, 34809, 37720, 39054, 39360, 45264, 45280, 46412, 52072, 54336, 56580, 58015, 60352, 65090, 67920, 69618, 75440, 78108, 90528, 90560, 92824, 97635, 104144, 113160, 116030, 130180, 135840, 139236, 150880, 156216, 174045, 181056, 185648, 195270, 208288, 226320, 232060, 260360, 266869, 271680, 278472, 301760, 312432, 348090, 371296, 390540, 416576, 452640, 464120, 520720, 533738, 556944, 624864, 696180, 742592, 781080, 800607, 905280, 928240, 1041440, 1067476, 1113888, 1249728, 1334345, 1392360, 1562160, 1601214, 1856480, 2082880, 2134952, 2227776, 2668690, 2784720, 3124320, 3202428, 3712960, 4003035, 4269904, 5337380, 5569440, 6248640, 6404856, 8006070, 8539808, 10674760, 11138880, 12809712, 16012140, 17079616, 21349520, 25619424, 32024280, 42699040, 51238848, 64048560, 85398080, 128097120, 256194240]

約数ペア:

[(1, 256194240), (2, 128097120), (3, 85398080), (4, 64048560), (5, 51238848), (6, 42699040), (8, 32024280), (10, 25619424), (12, 21349520), (15, 17079616), (16, 16012140), (20, 12809712), (23, 11138880), (24, 10674760), (30, 8539808), (32, 8006070), (40, 6404856), (41, 6248640), (46, 5569440), (48, 5337380), (60, 4269904), (64, 4003035), (69, 3712960), (80, 3202428), (82, 3124320), (92, 2784720), (96, 2668690), (115, 2227776), (120, 2134952), (123, 2082880), (138, 1856480), (160, 1601214), (164, 1562160), (184, 1392360), (192, 1334345), (205, 1249728), (230, 1113888), (240, 1067476), (246, 1041440), (276, 928240), (283, 905280), (320, 800607), (328, 781080), (345, 742592), (368, 696180), (410, 624864), (460, 556944), (480, 533738), (492, 520720), (552, 464120), (566, 452640), (615, 416576), (656, 390540), (690, 371296), (736, 348090), (820, 312432), (849, 301760), (920, 278472), (943, 271680), (960, 266869), (984, 260360), (1104, 232060), (1132, 226320), (1230, 208288), (1312, 195270), (1380, 185648), (1415, 181056), (1472, 174045), (1640, 156216), (1698, 150880), (1840, 139236), (1886, 135840), (1968, 130180), (2208, 116030), (2264, 113160), (2460, 104144), (2624, 97635), (2760, 92824), (2829, 90560), (2830, 90528), (3280, 78108), (3396, 75440), (3680, 69618), (3772, 67920), (3936, 65090), (4245, 60352), (4416, 58015), (4528, 56580), (4715, 54336), (4920, 52072), (5520, 46412), (5658, 45280), (5660, 45264), (6509, 39360), (6560, 39054), (6792, 37720), (7360, 34809), (7544, 33960), (7872, 32545), (8490, 30176), (9056, 28290), (9430, 27168), (9840, 26036), (11040, 23206), (11316, 22640), (11320, 22632), (11603, 22080), (13018, 19680), (13120, 19527), (13584, 18860), (14145, 18112), (15088, 16980)]