323218520

素因数分解:

$2^3\times 5^1\times {\mathrm{59}}^1\times {\mathrm{151}}^1\times {\mathrm{907}}^1$

素因数の和:1128

約数の個数: 64

約数和(自身を含む): 745286400

約数和(自身を除く): 422067880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 59, 118, 151, 236, 295, 302, 472, 590, 604, 755, 907, 1180, 1208, 1510, 1814, 2360, 3020, 3628, 4535, 6040, 7256, 8909, 9070, 17818, 18140, 35636, 36280, 44545, 53513, 71272, 89090, 107026, 136957, 178180, 214052, 267565, 273914, 356360, 428104, 535130, 547828, 684785, 1070260, 1095656, 1369570, 2140520, 2739140, 5478280, 8080463, 16160926, 32321852, 40402315, 64643704, 80804630, 161609260, 323218520]

約数ペア:

[(1, 323218520), (2, 161609260), (4, 80804630), (5, 64643704), (8, 40402315), (10, 32321852), (20, 16160926), (40, 8080463), (59, 5478280), (118, 2739140), (151, 2140520), (236, 1369570), (295, 1095656), (302, 1070260), (472, 684785), (590, 547828), (604, 535130), (755, 428104), (907, 356360), (1180, 273914), (1208, 267565), (1510, 214052), (1814, 178180), (2360, 136957), (3020, 107026), (3628, 89090), (4535, 71272), (6040, 53513), (7256, 44545), (8909, 36280), (9070, 35636), (17818, 18140)]