12668460

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{139}}^1$

素因数の和:196

約数の個数: 144

約数和(自身を含む): 42900480

約数和(自身を除く): 30232020

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 31, 35, 42, 49, 60, 62, 70, 84, 93, 98, 105, 124, 139, 140, 147, 155, 186, 196, 210, 217, 245, 278, 294, 310, 372, 417, 420, 434, 465, 490, 556, 588, 620, 651, 695, 735, 834, 868, 930, 973, 980, 1085, 1302, 1390, 1470, 1519, 1668, 1860, 1946, 2085, 2170, 2604, 2780, 2919, 2940, 3038, 3255, 3892, 4170, 4309, 4340, 4557, 4865, 5838, 6076, 6510, 6811, 7595, 8340, 8618, 9114, 9730, 11676, 12927, 13020, 13622, 14595, 15190, 17236, 18228, 19460, 20433, 21545, 22785, 25854, 27244, 29190, 30163, 30380, 34055, 40866, 43090, 45570, 51708, 58380, 60326, 64635, 68110, 81732, 86180, 90489, 91140, 102165, 120652, 129270, 136220, 150815, 180978, 204330, 211141, 258540, 301630, 361956, 408660, 422282, 452445, 603260, 633423, 844564, 904890, 1055705, 1266846, 1809780, 2111410, 2533692, 3167115, 4222820, 6334230, 12668460]

約数ペア:

[(1, 12668460), (2, 6334230), (3, 4222820), (4, 3167115), (5, 2533692), (6, 2111410), (7, 1809780), (10, 1266846), (12, 1055705), (14, 904890), (15, 844564), (20, 633423), (21, 603260), (28, 452445), (30, 422282), (31, 408660), (35, 361956), (42, 301630), (49, 258540), (60, 211141), (62, 204330), (70, 180978), (84, 150815), (93, 136220), (98, 129270), (105, 120652), (124, 102165), (139, 91140), (140, 90489), (147, 86180), (155, 81732), (186, 68110), (196, 64635), (210, 60326), (217, 58380), (245, 51708), (278, 45570), (294, 43090), (310, 40866), (372, 34055), (417, 30380), (420, 30163), (434, 29190), (465, 27244), (490, 25854), (556, 22785), (588, 21545), (620, 20433), (651, 19460), (695, 18228), (735, 17236), (834, 15190), (868, 14595), (930, 13622), (973, 13020), (980, 12927), (1085, 11676), (1302, 9730), (1390, 9114), (1470, 8618), (1519, 8340), (1668, 7595), (1860, 6811), (1946, 6510), (2085, 6076), (2170, 5838), (2604, 4865), (2780, 4557), (2919, 4340), (2940, 4309), (3038, 4170), (3255, 3892)]