2149809780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{197}}^1\times {\mathrm{239}}^1\times {\mathrm{761}}^1$

素因数の和:1209

約数の個数: 96

約数和(自身を含む): 6083320320

約数和(自身を除く): 3933510540

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 197, 239, 394, 478, 591, 717, 761, 788, 956, 985, 1182, 1195, 1434, 1522, 1970, 2283, 2364, 2390, 2868, 2955, 3044, 3585, 3805, 3940, 4566, 4780, 5910, 7170, 7610, 9132, 11415, 11820, 14340, 15220, 22830, 45660, 47083, 94166, 141249, 149917, 181879, 188332, 235415, 282498, 299834, 363758, 449751, 470830, 545637, 564996, 599668, 706245, 727516, 749585, 899502, 909395, 941660, 1091274, 1412490, 1499170, 1799004, 1818790, 2182548, 2248755, 2728185, 2824980, 2998340, 3637580, 4497510, 5456370, 8995020, 10912740, 35830163, 71660326, 107490489, 143320652, 179150815, 214980978, 358301630, 429961956, 537452445, 716603260, 1074904890, 2149809780]

約数ペア:

[(1, 2149809780), (2, 1074904890), (3, 716603260), (4, 537452445), (5, 429961956), (6, 358301630), (10, 214980978), (12, 179150815), (15, 143320652), (20, 107490489), (30, 71660326), (60, 35830163), (197, 10912740), (239, 8995020), (394, 5456370), (478, 4497510), (591, 3637580), (717, 2998340), (761, 2824980), (788, 2728185), (956, 2248755), (985, 2182548), (1182, 1818790), (1195, 1799004), (1434, 1499170), (1522, 1412490), (1970, 1091274), (2283, 941660), (2364, 909395), (2390, 899502), (2868, 749585), (2955, 727516), (3044, 706245), (3585, 599668), (3805, 564996), (3940, 545637), (4566, 470830), (4780, 449751), (5910, 363758), (7170, 299834), (7610, 282498), (9132, 235415), (11415, 188332), (11820, 181879), (14340, 149917), (15220, 141249), (22830, 94166), (45660, 47083)]