289771790

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{1453}}^1$

素因数の和:1522

約数の個数: 96

約数和(自身を含む): 680262624

約数和(自身を除く): 390490834

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 37, 49, 55, 70, 74, 77, 98, 110, 154, 185, 245, 259, 370, 385, 407, 490, 518, 539, 770, 814, 1078, 1295, 1453, 1813, 2035, 2590, 2695, 2849, 2906, 3626, 4070, 5390, 5698, 7265, 9065, 10171, 14245, 14530, 15983, 18130, 19943, 20342, 28490, 31966, 39886, 50855, 53761, 71197, 79915, 99715, 101710, 107522, 111881, 142394, 159830, 199430, 223762, 268805, 355985, 376327, 537610, 559405, 591371, 711970, 752654, 783167, 1118810, 1182742, 1566334, 1881635, 2634289, 2956855, 3763270, 3915835, 4139597, 5268578, 5913710, 7831670, 8279194, 13171445, 20697985, 26342890, 28977179, 41395970, 57954358, 144885895, 289771790]

約数ペア:

[(1, 289771790), (2, 144885895), (5, 57954358), (7, 41395970), (10, 28977179), (11, 26342890), (14, 20697985), (22, 13171445), (35, 8279194), (37, 7831670), (49, 5913710), (55, 5268578), (70, 4139597), (74, 3915835), (77, 3763270), (98, 2956855), (110, 2634289), (154, 1881635), (185, 1566334), (245, 1182742), (259, 1118810), (370, 783167), (385, 752654), (407, 711970), (490, 591371), (518, 559405), (539, 537610), (770, 376327), (814, 355985), (1078, 268805), (1295, 223762), (1453, 199430), (1813, 159830), (2035, 142394), (2590, 111881), (2695, 107522), (2849, 101710), (2906, 99715), (3626, 79915), (4070, 71197), (5390, 53761), (5698, 50855), (7265, 39886), (9065, 31966), (10171, 28490), (14245, 20342), (14530, 19943), (15983, 18130)]