317742080

素因数分解:

$2^{10}\times 5^1\times {\mathrm{229}}^1\times {\mathrm{271}}^1$

素因数の和:525

約数の個数: 88

約数和(自身を含む): 768361920

約数和(自身を除く): 450619840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 229, 256, 271, 320, 458, 512, 542, 640, 916, 1024, 1084, 1145, 1280, 1355, 1832, 2168, 2290, 2560, 2710, 3664, 4336, 4580, 5120, 5420, 7328, 8672, 9160, 10840, 14656, 17344, 18320, 21680, 29312, 34688, 36640, 43360, 58624, 62059, 69376, 73280, 86720, 117248, 124118, 138752, 146560, 173440, 234496, 248236, 277504, 293120, 310295, 346880, 496472, 586240, 620590, 693760, 992944, 1172480, 1241180, 1387520, 1985888, 2482360, 3971776, 4964720, 7943552, 9929440, 15887104, 19858880, 31774208, 39717760, 63548416, 79435520, 158871040, 317742080]

約数ペア:

[(1, 317742080), (2, 158871040), (4, 79435520), (5, 63548416), (8, 39717760), (10, 31774208), (16, 19858880), (20, 15887104), (32, 9929440), (40, 7943552), (64, 4964720), (80, 3971776), (128, 2482360), (160, 1985888), (229, 1387520), (256, 1241180), (271, 1172480), (320, 992944), (458, 693760), (512, 620590), (542, 586240), (640, 496472), (916, 346880), (1024, 310295), (1084, 293120), (1145, 277504), (1280, 248236), (1355, 234496), (1832, 173440), (2168, 146560), (2290, 138752), (2560, 124118), (2710, 117248), (3664, 86720), (4336, 73280), (4580, 69376), (5120, 62059), (5420, 58624), (7328, 43360), (8672, 36640), (9160, 34688), (10840, 29312), (14656, 21680), (17344, 18320)]