31282860

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{211}}^1\times {\mathrm{353}}^1$

素因数の和:583

約数の個数: 96

約数和(自身を含む): 100864512

約数和(自身を除く): 69581652

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 211, 353, 420, 422, 633, 706, 844, 1055, 1059, 1266, 1412, 1477, 1765, 2110, 2118, 2471, 2532, 2954, 3165, 3530, 4220, 4236, 4431, 4942, 5295, 5908, 6330, 7060, 7385, 7413, 8862, 9884, 10590, 12355, 12660, 14770, 14826, 17724, 21180, 22155, 24710, 29540, 29652, 37065, 44310, 49420, 74130, 74483, 88620, 148260, 148966, 223449, 297932, 372415, 446898, 521381, 744830, 893796, 1042762, 1117245, 1489660, 1564143, 2085524, 2234490, 2606905, 3128286, 4468980, 5213810, 6256572, 7820715, 10427620, 15641430, 31282860]

約数ペア:

[(1, 31282860), (2, 15641430), (3, 10427620), (4, 7820715), (5, 6256572), (6, 5213810), (7, 4468980), (10, 3128286), (12, 2606905), (14, 2234490), (15, 2085524), (20, 1564143), (21, 1489660), (28, 1117245), (30, 1042762), (35, 893796), (42, 744830), (60, 521381), (70, 446898), (84, 372415), (105, 297932), (140, 223449), (210, 148966), (211, 148260), (353, 88620), (420, 74483), (422, 74130), (633, 49420), (706, 44310), (844, 37065), (1055, 29652), (1059, 29540), (1266, 24710), (1412, 22155), (1477, 21180), (1765, 17724), (2110, 14826), (2118, 14770), (2471, 12660), (2532, 12355), (2954, 10590), (3165, 9884), (3530, 8862), (4220, 7413), (4236, 7385), (4431, 7060), (4942, 6330), (5295, 5908)]