204738660

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{139}}^1\times {\mathrm{167}}^1$

素因数の和:335

約数の個数: 216

約数和(自身を含む): 731989440

約数和(自身を除く): 527250780

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, 139, 140, 147, 167, 180, 196, 210, 245, 252, 278, 294, 315, 334, 417, 420, 441, 490, 501, 556, 588, 630, 668, 695, 735, 834, 835, 882, 973, 980, 1002, 1169, 1251, 1260, 1390, 1470, 1503, 1668, 1670, 1764, 1946, 2004, 2085, 2205, 2338, 2502, 2505, 2780, 2919, 2940, 3006, 3340, 3507, 3892, 4170, 4410, 4676, 4865, 5004, 5010, 5838, 5845, 6012, 6255, 6811, 7014, 7515, 8183, 8340, 8757, 8820, 9730, 10020, 10521, 11676, 11690, 12510, 13622, 14028, 14595, 15030, 16366, 17514, 17535, 19460, 20433, 21042, 23213, 23380, 24549, 25020, 27244, 29190, 30060, 32732, 34055, 35028, 35070, 40866, 40915, 42084, 43785, 46426, 49098, 52605, 58380, 61299, 68110, 69639, 70140, 73647, 81732, 81830, 87570, 92852, 98196, 102165, 105210, 116065, 122598, 122745, 136220, 139278, 147294, 162491, 163660, 175140, 204330, 208917, 210420, 232130, 245196, 245490, 278556, 294588, 306495, 324982, 348195, 368235, 408660, 417834, 464260, 487473, 490980, 612990, 649964, 696390, 736470, 812455, 835668, 974946, 1044585, 1137437, 1225980, 1392780, 1462419, 1472940, 1624910, 1949892, 2089170, 2274874, 2437365, 2924838, 3249820, 3412311, 4178340, 4549748, 4874730, 5687185, 5849676, 6824622, 7312095, 9749460, 10236933, 11374370, 13649244, 14624190, 17061555, 20473866, 22748740, 29248380, 34123110, 40947732, 51184665, 68246220, 102369330, 204738660]

約数ペア:

[(1, 204738660), (2, 102369330), (3, 68246220), (4, 51184665), (5, 40947732), (6, 34123110), (7, 29248380), (9, 22748740), (10, 20473866), (12, 17061555), (14, 14624190), (15, 13649244), (18, 11374370), (20, 10236933), (21, 9749460), (28, 7312095), (30, 6824622), (35, 5849676), (36, 5687185), (42, 4874730), (45, 4549748), (49, 4178340), (60, 3412311), (63, 3249820), (70, 2924838), (84, 2437365), (90, 2274874), (98, 2089170), (105, 1949892), (126, 1624910), (139, 1472940), (140, 1462419), (147, 1392780), (167, 1225980), (180, 1137437), (196, 1044585), (210, 974946), (245, 835668), (252, 812455), (278, 736470), (294, 696390), (315, 649964), (334, 612990), (417, 490980), (420, 487473), (441, 464260), (490, 417834), (501, 408660), (556, 368235), (588, 348195), (630, 324982), (668, 306495), (695, 294588), (735, 278556), (834, 245490), (835, 245196), (882, 232130), (973, 210420), (980, 208917), (1002, 204330), (1169, 175140), (1251, 163660), (1260, 162491), (1390, 147294), (1470, 139278), (1503, 136220), (1668, 122745), (1670, 122598), (1764, 116065), (1946, 105210), (2004, 102165), (2085, 98196), (2205, 92852), (2338, 87570), (2502, 81830), (2505, 81732), (2780, 73647), (2919, 70140), (2940, 69639), (3006, 68110), (3340, 61299), (3507, 58380), (3892, 52605), (4170, 49098), (4410, 46426), (4676, 43785), (4865, 42084), (5004, 40915), (5010, 40866), (5838, 35070), (5845, 35028), (6012, 34055), (6255, 32732), (6811, 30060), (7014, 29190), (7515, 27244), (8183, 25020), (8340, 24549), (8757, 23380), (8820, 23213), (9730, 21042), (10020, 20433), (10521, 19460), (11676, 17535), (11690, 17514), (12510, 16366), (13622, 15030), (14028, 14595)]