311090220

素因数分解:

$2^2\times 3^4\times 5^1\times 7^2\times {\mathrm{3919}}^1$

素因数の和:3954

約数の個数: 180

約数和(自身を含む): 1135522080

約数和(自身を除く): 824431860

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 49, 54, 60, 63, 70, 81, 84, 90, 98, 105, 108, 126, 135, 140, 147, 162, 180, 189, 196, 210, 245, 252, 270, 294, 315, 324, 378, 405, 420, 441, 490, 540, 567, 588, 630, 735, 756, 810, 882, 945, 980, 1134, 1260, 1323, 1470, 1620, 1764, 1890, 2205, 2268, 2646, 2835, 2940, 3780, 3919, 3969, 4410, 5292, 5670, 6615, 7838, 7938, 8820, 11340, 11757, 13230, 15676, 15876, 19595, 19845, 23514, 26460, 27433, 35271, 39190, 39690, 47028, 54866, 58785, 70542, 78380, 79380, 82299, 105813, 109732, 117570, 137165, 141084, 164598, 176355, 192031, 211626, 235140, 246897, 274330, 317439, 329196, 352710, 384062, 411495, 423252, 493794, 529065, 548660, 576093, 634878, 705420, 740691, 768124, 822990, 960155, 987588, 1058130, 1152186, 1234485, 1269756, 1481382, 1587195, 1645980, 1728279, 1920310, 2116260, 2222073, 2304372, 2468970, 2880465, 2962764, 3174390, 3456558, 3703455, 3840620, 4444146, 4937940, 5184837, 5760930, 6348780, 6913116, 7406910, 8641395, 8888292, 10369674, 11110365, 11521860, 14813820, 15554511, 17282790, 20739348, 22220730, 25924185, 31109022, 34565580, 44441460, 51848370, 62218044, 77772555, 103696740, 155545110, 311090220]

約数ペア:

[(1, 311090220), (2, 155545110), (3, 103696740), (4, 77772555), (5, 62218044), (6, 51848370), (7, 44441460), (9, 34565580), (10, 31109022), (12, 25924185), (14, 22220730), (15, 20739348), (18, 17282790), (20, 15554511), (21, 14813820), (27, 11521860), (28, 11110365), (30, 10369674), (35, 8888292), (36, 8641395), (42, 7406910), (45, 6913116), (49, 6348780), (54, 5760930), (60, 5184837), (63, 4937940), (70, 4444146), (81, 3840620), (84, 3703455), (90, 3456558), (98, 3174390), (105, 2962764), (108, 2880465), (126, 2468970), (135, 2304372), (140, 2222073), (147, 2116260), (162, 1920310), (180, 1728279), (189, 1645980), (196, 1587195), (210, 1481382), (245, 1269756), (252, 1234485), (270, 1152186), (294, 1058130), (315, 987588), (324, 960155), (378, 822990), (405, 768124), (420, 740691), (441, 705420), (490, 634878), (540, 576093), (567, 548660), (588, 529065), (630, 493794), (735, 423252), (756, 411495), (810, 384062), (882, 352710), (945, 329196), (980, 317439), (1134, 274330), (1260, 246897), (1323, 235140), (1470, 211626), (1620, 192031), (1764, 176355), (1890, 164598), (2205, 141084), (2268, 137165), (2646, 117570), (2835, 109732), (2940, 105813), (3780, 82299), (3919, 79380), (3969, 78380), (4410, 70542), (5292, 58785), (5670, 54866), (6615, 47028), (7838, 39690), (7938, 39190), (8820, 35271), (11340, 27433), (11757, 26460), (13230, 23514), (15676, 19845), (15876, 19595)]