2912268420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{211}}^1\times {\mathrm{76679}}^1$

素因数の和:76905

約数の個数: 72

約数和(自身を含む): 8875863360

約数和(自身を除く): 5963594940

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 211, 422, 633, 844, 1055, 1266, 1899, 2110, 2532, 3165, 3798, 4220, 6330, 7596, 9495, 12660, 18990, 37980, 76679, 153358, 230037, 306716, 383395, 460074, 690111, 766790, 920148, 1150185, 1380222, 1533580, 2300370, 2760444, 3450555, 4600740, 6901110, 13802220, 16179269, 32358538, 48537807, 64717076, 80896345, 97075614, 145613421, 161792690, 194151228, 242689035, 291226842, 323585380, 485378070, 582453684, 728067105, 970756140, 1456134210, 2912268420]

約数ペア:

[(1, 2912268420), (2, 1456134210), (3, 970756140), (4, 728067105), (5, 582453684), (6, 485378070), (9, 323585380), (10, 291226842), (12, 242689035), (15, 194151228), (18, 161792690), (20, 145613421), (30, 97075614), (36, 80896345), (45, 64717076), (60, 48537807), (90, 32358538), (180, 16179269), (211, 13802220), (422, 6901110), (633, 4600740), (844, 3450555), (1055, 2760444), (1266, 2300370), (1899, 1533580), (2110, 1380222), (2532, 1150185), (3165, 920148), (3798, 766790), (4220, 690111), (6330, 460074), (7596, 383395), (9495, 306716), (12660, 230037), (18990, 153358), (37980, 76679)]