720780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{293}}^1$

素因数の和:346

約数の個数: 48

約数和(自身を含む): 2074464

約数和(自身を除く): 1353684

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 41, 60, 82, 123, 164, 205, 246, 293, 410, 492, 586, 615, 820, 879, 1172, 1230, 1465, 1758, 2460, 2930, 3516, 4395, 5860, 8790, 12013, 17580, 24026, 36039, 48052, 60065, 72078, 120130, 144156, 180195, 240260, 360390, 720780]

約数ペア:

[(1, 720780), (2, 360390), (3, 240260), (4, 180195), (5, 144156), (6, 120130), (10, 72078), (12, 60065), (15, 48052), (20, 36039), (30, 24026), (41, 17580), (60, 12013), (82, 8790), (123, 5860), (164, 4395), (205, 3516), (246, 2930), (293, 2460), (410, 1758), (492, 1465), (586, 1230), (615, 1172), (820, 879)]