1999766700

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{197}}^1\times {\mathrm{11279}}^1$

素因数の和:11496

約数の個数: 108

約数和(自身を含む): 6300534240

約数和(自身を除く): 4300767540

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 50, 60, 75, 90, 100, 150, 180, 197, 225, 300, 394, 450, 591, 788, 900, 985, 1182, 1773, 1970, 2364, 2955, 3546, 3940, 4925, 5910, 7092, 8865, 9850, 11279, 11820, 14775, 17730, 19700, 22558, 29550, 33837, 35460, 44325, 45116, 56395, 59100, 67674, 88650, 101511, 112790, 135348, 169185, 177300, 203022, 225580, 281975, 338370, 406044, 507555, 563950, 676740, 845925, 1015110, 1127900, 1691850, 2030220, 2221963, 2537775, 3383700, 4443926, 5075550, 6665889, 8887852, 10151100, 11109815, 13331778, 19997667, 22219630, 26663556, 33329445, 39995334, 44439260, 55549075, 66658890, 79990668, 99988335, 111098150, 133317780, 166647225, 199976670, 222196300, 333294450, 399953340, 499941675, 666588900, 999883350, 1999766700]

約数ペア:

[(1, 1999766700), (2, 999883350), (3, 666588900), (4, 499941675), (5, 399953340), (6, 333294450), (9, 222196300), (10, 199976670), (12, 166647225), (15, 133317780), (18, 111098150), (20, 99988335), (25, 79990668), (30, 66658890), (36, 55549075), (45, 44439260), (50, 39995334), (60, 33329445), (75, 26663556), (90, 22219630), (100, 19997667), (150, 13331778), (180, 11109815), (197, 10151100), (225, 8887852), (300, 6665889), (394, 5075550), (450, 4443926), (591, 3383700), (788, 2537775), (900, 2221963), (985, 2030220), (1182, 1691850), (1773, 1127900), (1970, 1015110), (2364, 845925), (2955, 676740), (3546, 563950), (3940, 507555), (4925, 406044), (5910, 338370), (7092, 281975), (8865, 225580), (9850, 203022), (11279, 177300), (11820, 169185), (14775, 135348), (17730, 112790), (19700, 101511), (22558, 88650), (29550, 67674), (33837, 59100), (35460, 56395), (44325, 45116)]