428481760

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{191}}^1\times {\mathrm{2003}}^1$

素因数の和:2216

約数の個数: 96

約数和(自身を含む): 1163538432

約数和(自身を除く): 735056672

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 191, 224, 280, 382, 560, 764, 955, 1120, 1337, 1528, 1910, 2003, 2674, 3056, 3820, 4006, 5348, 6112, 6685, 7640, 8012, 10015, 10696, 13370, 14021, 15280, 16024, 20030, 21392, 26740, 28042, 30560, 32048, 40060, 42784, 53480, 56084, 64096, 70105, 80120, 106960, 112168, 140210, 160240, 213920, 224336, 280420, 320480, 382573, 448672, 560840, 765146, 1121680, 1530292, 1912865, 2243360, 2678011, 3060584, 3825730, 5356022, 6121168, 7651460, 10712044, 12242336, 13390055, 15302920, 21424088, 26780110, 30605840, 42848176, 53560220, 61211680, 85696352, 107120440, 214240880, 428481760]

約数ペア:

[(1, 428481760), (2, 214240880), (4, 107120440), (5, 85696352), (7, 61211680), (8, 53560220), (10, 42848176), (14, 30605840), (16, 26780110), (20, 21424088), (28, 15302920), (32, 13390055), (35, 12242336), (40, 10712044), (56, 7651460), (70, 6121168), (80, 5356022), (112, 3825730), (140, 3060584), (160, 2678011), (191, 2243360), (224, 1912865), (280, 1530292), (382, 1121680), (560, 765146), (764, 560840), (955, 448672), (1120, 382573), (1337, 320480), (1528, 280420), (1910, 224336), (2003, 213920), (2674, 160240), (3056, 140210), (3820, 112168), (4006, 106960), (5348, 80120), (6112, 70105), (6685, 64096), (7640, 56084), (8012, 53480), (10015, 42784), (10696, 40060), (13370, 32048), (14021, 30560), (15280, 28042), (16024, 26740), (20030, 21392)]