1520557316

素因数分解:

$2^2\times {\mathrm{17}}^2\times {\mathrm{31}}^1\times {\mathrm{151}}^1\times {\mathrm{281}}^1$

素因数の和:501

約数の個数: 72

約数和(自身を含む): 2947671552

約数和(自身を除く): 1427114236

約数列:

[1, 2, 4, 17, 31, 34, 62, 68, 124, 151, 281, 289, 302, 527, 562, 578, 604, 1054, 1124, 1156, 2108, 2567, 4681, 4777, 5134, 8711, 8959, 9362, 9554, 10268, 17422, 17918, 18724, 19108, 34844, 35836, 42431, 43639, 79577, 81209, 84862, 87278, 148087, 159154, 162418, 169724, 174556, 296174, 318308, 324836, 592348, 721327, 1315361, 1352809, 1442654, 2517479, 2630722, 2705618, 2885308, 5034958, 5261444, 5411236, 10069916, 12262559, 22361137, 24525118, 44722274, 49050236, 89444548, 380139329, 760278658, 1520557316]

約数ペア:

[(1, 1520557316), (2, 760278658), (4, 380139329), (17, 89444548), (31, 49050236), (34, 44722274), (62, 24525118), (68, 22361137), (124, 12262559), (151, 10069916), (281, 5411236), (289, 5261444), (302, 5034958), (527, 2885308), (562, 2705618), (578, 2630722), (604, 2517479), (1054, 1442654), (1124, 1352809), (1156, 1315361), (2108, 721327), (2567, 592348), (4681, 324836), (4777, 318308), (5134, 296174), (8711, 174556), (8959, 169724), (9362, 162418), (9554, 159154), (10268, 148087), (17422, 87278), (17918, 84862), (18724, 81209), (19108, 79577), (34844, 43639), (35836, 42431)]