771694980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{691}}^1\times {\mathrm{2659}}^1$

素因数の和:3369

約数の個数: 96

約数和(自身を含む): 2473927680

約数和(自身を除く): 1702232700

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 691, 1382, 2073, 2659, 2764, 3455, 4146, 4837, 5318, 6910, 7977, 8292, 9674, 10365, 10636, 13295, 13820, 14511, 15954, 18613, 19348, 20730, 24185, 26590, 29022, 31908, 37226, 39885, 41460, 48370, 53180, 55839, 58044, 72555, 74452, 79770, 93065, 96740, 111678, 145110, 159540, 186130, 223356, 279195, 290220, 372260, 558390, 1116780, 1837369, 3674738, 5512107, 7349476, 9186845, 11024214, 12861583, 18373690, 22048428, 25723166, 27560535, 36747380, 38584749, 51446332, 55121070, 64307915, 77169498, 110242140, 128615830, 154338996, 192923745, 257231660, 385847490, 771694980]

約数ペア:

[(1, 771694980), (2, 385847490), (3, 257231660), (4, 192923745), (5, 154338996), (6, 128615830), (7, 110242140), (10, 77169498), (12, 64307915), (14, 55121070), (15, 51446332), (20, 38584749), (21, 36747380), (28, 27560535), (30, 25723166), (35, 22048428), (42, 18373690), (60, 12861583), (70, 11024214), (84, 9186845), (105, 7349476), (140, 5512107), (210, 3674738), (420, 1837369), (691, 1116780), (1382, 558390), (2073, 372260), (2659, 290220), (2764, 279195), (3455, 223356), (4146, 186130), (4837, 159540), (5318, 145110), (6910, 111678), (7977, 96740), (8292, 93065), (9674, 79770), (10365, 74452), (10636, 72555), (13295, 58044), (13820, 55839), (14511, 53180), (15954, 48370), (18613, 41460), (19348, 39885), (20730, 37226), (24185, 31908), (26590, 29022)]