312533440

素因数分解:

$2^6\times 5^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{787}}^1$

素因数の和:894

約数の個数: 112

約数和(自身を含む): 799807392

約数和(自身を除く): 487273952

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 73, 80, 85, 136, 146, 160, 170, 272, 292, 320, 340, 365, 544, 584, 680, 730, 787, 1088, 1168, 1241, 1360, 1460, 1574, 2336, 2482, 2720, 2920, 3148, 3935, 4672, 4964, 5440, 5840, 6205, 6296, 7870, 9928, 11680, 12410, 12592, 13379, 15740, 19856, 23360, 24820, 25184, 26758, 31480, 39712, 49640, 50368, 53516, 57451, 62960, 66895, 79424, 99280, 107032, 114902, 125920, 133790, 198560, 214064, 229804, 251840, 267580, 287255, 397120, 428128, 459608, 535160, 574510, 856256, 919216, 976667, 1070320, 1149020, 1838432, 1953334, 2140640, 2298040, 3676864, 3906668, 4281280, 4596080, 4883335, 7813336, 9192160, 9766670, 15626672, 18384320, 19533340, 31253344, 39066680, 62506688, 78133360, 156266720, 312533440]

約数ペア:

[(1, 312533440), (2, 156266720), (4, 78133360), (5, 62506688), (8, 39066680), (10, 31253344), (16, 19533340), (17, 18384320), (20, 15626672), (32, 9766670), (34, 9192160), (40, 7813336), (64, 4883335), (68, 4596080), (73, 4281280), (80, 3906668), (85, 3676864), (136, 2298040), (146, 2140640), (160, 1953334), (170, 1838432), (272, 1149020), (292, 1070320), (320, 976667), (340, 919216), (365, 856256), (544, 574510), (584, 535160), (680, 459608), (730, 428128), (787, 397120), (1088, 287255), (1168, 267580), (1241, 251840), (1360, 229804), (1460, 214064), (1574, 198560), (2336, 133790), (2482, 125920), (2720, 114902), (2920, 107032), (3148, 99280), (3935, 79424), (4672, 66895), (4964, 62960), (5440, 57451), (5840, 53516), (6205, 50368), (6296, 49640), (7870, 39712), (9928, 31480), (11680, 26758), (12410, 25184), (12592, 24820), (13379, 23360), (15740, 19856)]