781640886

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{1399}}^1$

素因数の和:1478

約数の個数: 96

約数和(自身を含む): 1844640000

約数和(自身を除く): 1062999114

約数列:

[1, 2, 3, 6, 13, 19, 26, 29, 38, 39, 57, 58, 78, 87, 114, 169, 174, 247, 338, 377, 494, 507, 551, 741, 754, 1014, 1102, 1131, 1399, 1482, 1653, 2262, 2798, 3211, 3306, 4197, 4901, 6422, 7163, 8394, 9633, 9802, 14326, 14703, 18187, 19266, 21489, 26581, 29406, 36374, 40571, 42978, 53162, 54561, 79743, 81142, 93119, 109122, 121713, 159486, 186238, 236431, 243426, 279357, 345553, 472862, 527423, 558714, 691106, 709293, 770849, 1036659, 1054846, 1418586, 1541698, 1582269, 2073318, 2312547, 3164538, 4492189, 4625094, 6856499, 8984378, 10021037, 13476567, 13712998, 20042074, 20569497, 26953134, 30063111, 41138994, 60126222, 130273481, 260546962, 390820443, 781640886]

約数ペア:

[(1, 781640886), (2, 390820443), (3, 260546962), (6, 130273481), (13, 60126222), (19, 41138994), (26, 30063111), (29, 26953134), (38, 20569497), (39, 20042074), (57, 13712998), (58, 13476567), (78, 10021037), (87, 8984378), (114, 6856499), (169, 4625094), (174, 4492189), (247, 3164538), (338, 2312547), (377, 2073318), (494, 1582269), (507, 1541698), (551, 1418586), (741, 1054846), (754, 1036659), (1014, 770849), (1102, 709293), (1131, 691106), (1399, 558714), (1482, 527423), (1653, 472862), (2262, 345553), (2798, 279357), (3211, 243426), (3306, 236431), (4197, 186238), (4901, 159486), (6422, 121713), (7163, 109122), (8394, 93119), (9633, 81142), (9802, 79743), (14326, 54561), (14703, 53162), (18187, 42978), (19266, 40571), (21489, 36374), (26581, 29406)]