1551139520

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{569}}^1\times {\mathrm{1217}}^1$

素因数の和:1810

約数の個数: 112

約数和(自身を含む): 4232208960

約数和(自身を除く): 2681069440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 224, 280, 320, 448, 560, 569, 1120, 1138, 1217, 2240, 2276, 2434, 2845, 3983, 4552, 4868, 5690, 6085, 7966, 8519, 9104, 9736, 11380, 12170, 15932, 17038, 18208, 19472, 19915, 22760, 24340, 31864, 34076, 36416, 38944, 39830, 42595, 45520, 48680, 63728, 68152, 77888, 79660, 85190, 91040, 97360, 127456, 136304, 159320, 170380, 182080, 194720, 254912, 272608, 318640, 340760, 389440, 545216, 637280, 681520, 692473, 1274560, 1363040, 1384946, 2726080, 2769892, 3462365, 4847311, 5539784, 6924730, 9694622, 11079568, 13849460, 19389244, 22159136, 24236555, 27698920, 38778488, 44318272, 48473110, 55397840, 77556976, 96946220, 110795680, 155113952, 193892440, 221591360, 310227904, 387784880, 775569760, 1551139520]

約数ペア:

[(1, 1551139520), (2, 775569760), (4, 387784880), (5, 310227904), (7, 221591360), (8, 193892440), (10, 155113952), (14, 110795680), (16, 96946220), (20, 77556976), (28, 55397840), (32, 48473110), (35, 44318272), (40, 38778488), (56, 27698920), (64, 24236555), (70, 22159136), (80, 19389244), (112, 13849460), (140, 11079568), (160, 9694622), (224, 6924730), (280, 5539784), (320, 4847311), (448, 3462365), (560, 2769892), (569, 2726080), (1120, 1384946), (1138, 1363040), (1217, 1274560), (2240, 692473), (2276, 681520), (2434, 637280), (2845, 545216), (3983, 389440), (4552, 340760), (4868, 318640), (5690, 272608), (6085, 254912), (7966, 194720), (8519, 182080), (9104, 170380), (9736, 159320), (11380, 136304), (12170, 127456), (15932, 97360), (17038, 91040), (18208, 85190), (19472, 79660), (19915, 77888), (22760, 68152), (24340, 63728), (31864, 48680), (34076, 45520), (36416, 42595), (38944, 39830)]