823769520

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{490339}}^1$

素因数の和:490362

約数の個数: 80

約数和(自身を含む): 2918503680

約数和(自身を除く): 2094734160

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 490339, 980678, 1471017, 1961356, 2451695, 2942034, 3432373, 3922712, 4903390, 5884068, 6864746, 7355085, 7845424, 9806780, 10297119, 11768136, 13729492, 14710170, 17161865, 19613560, 20594238, 23536272, 27458984, 29420340, 34323730, 39227120, 41188476, 51485595, 54917968, 58840680, 68647460, 82376952, 102971190, 117681360, 137294920, 164753904, 205942380, 274589840, 411884760, 823769520]

約数ペア:

[(1, 823769520), (2, 411884760), (3, 274589840), (4, 205942380), (5, 164753904), (6, 137294920), (7, 117681360), (8, 102971190), (10, 82376952), (12, 68647460), (14, 58840680), (15, 54917968), (16, 51485595), (20, 41188476), (21, 39227120), (24, 34323730), (28, 29420340), (30, 27458984), (35, 23536272), (40, 20594238), (42, 19613560), (48, 17161865), (56, 14710170), (60, 13729492), (70, 11768136), (80, 10297119), (84, 9806780), (105, 7845424), (112, 7355085), (120, 6864746), (140, 5884068), (168, 4903390), (210, 3922712), (240, 3432373), (280, 2942034), (336, 2451695), (420, 1961356), (560, 1471017), (840, 980678), (1680, 490339)]