291264870

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{1709}}^1$

素因数の和:1774

約数の個数: 128

約数和(自身を含む): 827366400

約数和(自身を除く): 536101530

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 19, 23, 26, 30, 38, 39, 46, 57, 65, 69, 78, 95, 114, 115, 130, 138, 190, 195, 230, 247, 285, 299, 345, 390, 437, 494, 570, 598, 690, 741, 874, 897, 1235, 1311, 1482, 1495, 1709, 1794, 2185, 2470, 2622, 2990, 3418, 3705, 4370, 4485, 5127, 5681, 6555, 7410, 8545, 8970, 10254, 11362, 13110, 17043, 17090, 22217, 25635, 28405, 32471, 34086, 39307, 44434, 51270, 56810, 64942, 66651, 78614, 85215, 97413, 111085, 117921, 133302, 162355, 170430, 194826, 196535, 222170, 235842, 324710, 333255, 393070, 422123, 487065, 510991, 589605, 666510, 746833, 844246, 974130, 1021982, 1179210, 1266369, 1493666, 1532973, 2110615, 2240499, 2532738, 2554955, 3065946, 3734165, 4221230, 4480998, 5109910, 6331845, 7468330, 7664865, 9708829, 11202495, 12663690, 15329730, 19417658, 22404990, 29126487, 48544145, 58252974, 97088290, 145632435, 291264870]

約数ペア:

[(1, 291264870), (2, 145632435), (3, 97088290), (5, 58252974), (6, 48544145), (10, 29126487), (13, 22404990), (15, 19417658), (19, 15329730), (23, 12663690), (26, 11202495), (30, 9708829), (38, 7664865), (39, 7468330), (46, 6331845), (57, 5109910), (65, 4480998), (69, 4221230), (78, 3734165), (95, 3065946), (114, 2554955), (115, 2532738), (130, 2240499), (138, 2110615), (190, 1532973), (195, 1493666), (230, 1266369), (247, 1179210), (285, 1021982), (299, 974130), (345, 844246), (390, 746833), (437, 666510), (494, 589605), (570, 510991), (598, 487065), (690, 422123), (741, 393070), (874, 333255), (897, 324710), (1235, 235842), (1311, 222170), (1482, 196535), (1495, 194826), (1709, 170430), (1794, 162355), (2185, 133302), (2470, 117921), (2622, 111085), (2990, 97413), (3418, 85215), (3705, 78614), (4370, 66651), (4485, 64942), (5127, 56810), (5681, 51270), (6555, 44434), (7410, 39307), (8545, 34086), (8970, 32471), (10254, 28405), (11362, 25635), (13110, 22217), (17043, 17090)]