1931306580

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{218969}}^1$

素因数の和:218998

約数の個数: 108

約数和(自身を含む): 6814784340

約数和(自身を除く): 4883477760

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 49, 60, 63, 70, 84, 90, 98, 105, 126, 140, 147, 180, 196, 210, 245, 252, 294, 315, 420, 441, 490, 588, 630, 735, 882, 980, 1260, 1470, 1764, 2205, 2940, 4410, 8820, 218969, 437938, 656907, 875876, 1094845, 1313814, 1532783, 1970721, 2189690, 2627628, 3065566, 3284535, 3941442, 4379380, 4598349, 6131132, 6569070, 7663915, 7882884, 9196698, 9853605, 10729481, 13138140, 13795047, 15327830, 18393396, 19707210, 21458962, 22991745, 27590094, 30655660, 32188443, 39414420, 42917924, 45983490, 53647405, 55180188, 64376886, 68975235, 91966980, 96565329, 107294810, 128753772, 137950470, 160942215, 193130658, 214589620, 275900940, 321884430, 386261316, 482826645, 643768860, 965653290, 1931306580]

約数ペア:

[(1, 1931306580), (2, 965653290), (3, 643768860), (4, 482826645), (5, 386261316), (6, 321884430), (7, 275900940), (9, 214589620), (10, 193130658), (12, 160942215), (14, 137950470), (15, 128753772), (18, 107294810), (20, 96565329), (21, 91966980), (28, 68975235), (30, 64376886), (35, 55180188), (36, 53647405), (42, 45983490), (45, 42917924), (49, 39414420), (60, 32188443), (63, 30655660), (70, 27590094), (84, 22991745), (90, 21458962), (98, 19707210), (105, 18393396), (126, 15327830), (140, 13795047), (147, 13138140), (180, 10729481), (196, 9853605), (210, 9196698), (245, 7882884), (252, 7663915), (294, 6569070), (315, 6131132), (420, 4598349), (441, 4379380), (490, 3941442), (588, 3284535), (630, 3065566), (735, 2627628), (882, 2189690), (980, 1970721), (1260, 1532783), (1470, 1313814), (1764, 1094845), (2205, 875876), (2940, 656907), (4410, 437938), (8820, 218969)]