69540520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{2459}}^1$

素因数の和:2578

約数の個数: 64

約数和(自身を含む): 180662400

約数和(自身を除く): 111121880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 101, 140, 202, 280, 404, 505, 707, 808, 1010, 1414, 2020, 2459, 2828, 3535, 4040, 4918, 5656, 7070, 9836, 12295, 14140, 17213, 19672, 24590, 28280, 34426, 49180, 68852, 86065, 98360, 137704, 172130, 248359, 344260, 496718, 688520, 993436, 1241795, 1738513, 1986872, 2483590, 3477026, 4967180, 6954052, 8692565, 9934360, 13908104, 17385130, 34770260, 69540520]

約数ペア:

[(1, 69540520), (2, 34770260), (4, 17385130), (5, 13908104), (7, 9934360), (8, 8692565), (10, 6954052), (14, 4967180), (20, 3477026), (28, 2483590), (35, 1986872), (40, 1738513), (56, 1241795), (70, 993436), (101, 688520), (140, 496718), (202, 344260), (280, 248359), (404, 172130), (505, 137704), (707, 98360), (808, 86065), (1010, 68852), (1414, 49180), (2020, 34426), (2459, 28280), (2828, 24590), (3535, 19672), (4040, 17213), (4918, 14140), (5656, 12295), (7070, 9836)]