230481920

素因数分解:

$2^{13}\times 5^1\times {\mathrm{17}}^1\times {\mathrm{331}}^1$

素因数の和:379

約数の個数: 112

約数和(自身を含む): 587428848

約数和(自身を除く): 356946928

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 128, 136, 160, 170, 256, 272, 320, 331, 340, 512, 544, 640, 662, 680, 1024, 1088, 1280, 1324, 1360, 1655, 2048, 2176, 2560, 2648, 2720, 3310, 4096, 4352, 5120, 5296, 5440, 5627, 6620, 8192, 8704, 10240, 10592, 10880, 11254, 13240, 17408, 20480, 21184, 21760, 22508, 26480, 28135, 34816, 40960, 42368, 43520, 45016, 52960, 56270, 69632, 84736, 87040, 90032, 105920, 112540, 139264, 169472, 174080, 180064, 211840, 225080, 338944, 348160, 360128, 423680, 450160, 677888, 696320, 720256, 847360, 900320, 1355776, 1440512, 1694720, 1800640, 2711552, 2881024, 3389440, 3601280, 5762048, 6778880, 7202560, 11524096, 13557760, 14405120, 23048192, 28810240, 46096384, 57620480, 115240960, 230481920]

約数ペア:

[(1, 230481920), (2, 115240960), (4, 57620480), (5, 46096384), (8, 28810240), (10, 23048192), (16, 14405120), (17, 13557760), (20, 11524096), (32, 7202560), (34, 6778880), (40, 5762048), (64, 3601280), (68, 3389440), (80, 2881024), (85, 2711552), (128, 1800640), (136, 1694720), (160, 1440512), (170, 1355776), (256, 900320), (272, 847360), (320, 720256), (331, 696320), (340, 677888), (512, 450160), (544, 423680), (640, 360128), (662, 348160), (680, 338944), (1024, 225080), (1088, 211840), (1280, 180064), (1324, 174080), (1360, 169472), (1655, 139264), (2048, 112540), (2176, 105920), (2560, 90032), (2648, 87040), (2720, 84736), (3310, 69632), (4096, 56270), (4352, 52960), (5120, 45016), (5296, 43520), (5440, 42368), (5627, 40960), (6620, 34816), (8192, 28135), (8704, 26480), (10240, 22508), (10592, 21760), (10880, 21184), (11254, 20480), (13240, 17408)]