838863870

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{1433}}^1$

素因数の和:1554

約数の個数: 128

約数和(自身を含む): 2312755200

約数和(自身を除く): 1473891330

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 19, 26, 30, 38, 39, 57, 65, 78, 79, 95, 114, 130, 158, 190, 195, 237, 247, 285, 390, 395, 474, 494, 570, 741, 790, 1027, 1185, 1235, 1433, 1482, 1501, 2054, 2370, 2470, 2866, 3002, 3081, 3705, 4299, 4503, 5135, 6162, 7165, 7410, 7505, 8598, 9006, 10270, 14330, 15010, 15405, 18629, 19513, 21495, 22515, 27227, 30810, 37258, 39026, 42990, 45030, 54454, 55887, 58539, 81681, 93145, 97565, 111774, 113207, 117078, 136135, 163362, 186290, 195130, 226414, 272270, 279435, 292695, 339621, 353951, 408405, 558870, 566035, 585390, 679242, 707902, 816810, 1061853, 1132070, 1471691, 1698105, 1769755, 2123706, 2150933, 2943382, 3396210, 3539510, 4301866, 4415073, 5309265, 6452799, 7358455, 8830146, 10618530, 10754665, 12905598, 14716910, 21509330, 22075365, 27962129, 32263995, 44150730, 55924258, 64527990, 83886387, 139810645, 167772774, 279621290, 419431935, 838863870]

約数ペア:

[(1, 838863870), (2, 419431935), (3, 279621290), (5, 167772774), (6, 139810645), (10, 83886387), (13, 64527990), (15, 55924258), (19, 44150730), (26, 32263995), (30, 27962129), (38, 22075365), (39, 21509330), (57, 14716910), (65, 12905598), (78, 10754665), (79, 10618530), (95, 8830146), (114, 7358455), (130, 6452799), (158, 5309265), (190, 4415073), (195, 4301866), (237, 3539510), (247, 3396210), (285, 2943382), (390, 2150933), (395, 2123706), (474, 1769755), (494, 1698105), (570, 1471691), (741, 1132070), (790, 1061853), (1027, 816810), (1185, 707902), (1235, 679242), (1433, 585390), (1482, 566035), (1501, 558870), (2054, 408405), (2370, 353951), (2470, 339621), (2866, 292695), (3002, 279435), (3081, 272270), (3705, 226414), (4299, 195130), (4503, 186290), (5135, 163362), (6162, 136135), (7165, 117078), (7410, 113207), (7505, 111774), (8598, 97565), (9006, 93145), (10270, 81681), (14330, 58539), (15010, 55887), (15405, 54454), (18629, 45030), (19513, 42990), (21495, 39026), (22515, 37258), (27227, 30810)]