256666560

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{6521}}^1$

素因数の和:6582

約数の個数: 112

約数和(自身を含む): 834920352

約数和(自身を除く): 578253792

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 41, 48, 60, 64, 80, 82, 96, 120, 123, 160, 164, 192, 205, 240, 246, 320, 328, 410, 480, 492, 615, 656, 820, 960, 984, 1230, 1312, 1640, 1968, 2460, 2624, 3280, 3936, 4920, 6521, 6560, 7872, 9840, 13042, 13120, 19563, 19680, 26084, 32605, 39126, 39360, 52168, 65210, 78252, 97815, 104336, 130420, 156504, 195630, 208672, 260840, 267361, 313008, 391260, 417344, 521680, 534722, 626016, 782520, 802083, 1043360, 1069444, 1252032, 1336805, 1565040, 1604166, 2086720, 2138888, 2673610, 3130080, 3208332, 4010415, 4277776, 5347220, 6260160, 6416664, 8020830, 8555552, 10694440, 12833328, 16041660, 17111104, 21388880, 25666656, 32083320, 42777760, 51333312, 64166640, 85555520, 128333280, 256666560]

約数ペア:

[(1, 256666560), (2, 128333280), (3, 85555520), (4, 64166640), (5, 51333312), (6, 42777760), (8, 32083320), (10, 25666656), (12, 21388880), (15, 17111104), (16, 16041660), (20, 12833328), (24, 10694440), (30, 8555552), (32, 8020830), (40, 6416664), (41, 6260160), (48, 5347220), (60, 4277776), (64, 4010415), (80, 3208332), (82, 3130080), (96, 2673610), (120, 2138888), (123, 2086720), (160, 1604166), (164, 1565040), (192, 1336805), (205, 1252032), (240, 1069444), (246, 1043360), (320, 802083), (328, 782520), (410, 626016), (480, 534722), (492, 521680), (615, 417344), (656, 391260), (820, 313008), (960, 267361), (984, 260840), (1230, 208672), (1312, 195630), (1640, 156504), (1968, 130420), (2460, 104336), (2624, 97815), (3280, 78252), (3936, 65210), (4920, 52168), (6521, 39360), (6560, 39126), (7872, 32605), (9840, 26084), (13042, 19680), (13120, 19563)]