311072580

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{2713}}^1$

素因数の和:2755

約数の個数: 216

約数和(自身を含む): 1182511512

約数和(自身を除く): 871438932

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 26, 28, 30, 35, 36, 39, 42, 45, 49, 52, 60, 63, 65, 70, 78, 84, 90, 91, 98, 105, 117, 126, 130, 140, 147, 156, 180, 182, 195, 196, 210, 234, 245, 252, 260, 273, 294, 315, 364, 390, 420, 441, 455, 468, 490, 546, 585, 588, 630, 637, 735, 780, 819, 882, 910, 980, 1092, 1170, 1260, 1274, 1365, 1470, 1638, 1764, 1820, 1911, 2205, 2340, 2548, 2713, 2730, 2940, 3185, 3276, 3822, 4095, 4410, 5426, 5460, 5733, 6370, 7644, 8139, 8190, 8820, 9555, 10852, 11466, 12740, 13565, 16278, 16380, 18991, 19110, 22932, 24417, 27130, 28665, 32556, 35269, 37982, 38220, 40695, 48834, 54260, 56973, 57330, 70538, 75964, 81390, 94955, 97668, 105807, 113946, 114660, 122085, 132937, 141076, 162780, 170919, 176345, 189910, 211614, 227892, 244170, 246883, 265874, 284865, 317421, 341838, 352690, 379820, 398811, 423228, 488340, 493766, 529035, 531748, 569730, 634842, 664685, 683676, 705380, 740649, 797622, 854595, 987532, 1058070, 1139460, 1196433, 1234415, 1269684, 1329370, 1481298, 1587105, 1595244, 1709190, 1728181, 1994055, 2116140, 2221947, 2392866, 2468830, 2658740, 2962596, 3174210, 3418380, 3456362, 3703245, 3988110, 4443894, 4785732, 4937660, 5184543, 5982165, 6348420, 6912724, 7406490, 7976220, 8640905, 8887788, 10369086, 11109735, 11964330, 14812980, 15553629, 17281810, 20738172, 22219470, 23928660, 25922715, 31107258, 34563620, 44438940, 51845430, 62214516, 77768145, 103690860, 155536290, 311072580]

約数ペア:

[(1, 311072580), (2, 155536290), (3, 103690860), (4, 77768145), (5, 62214516), (6, 51845430), (7, 44438940), (9, 34563620), (10, 31107258), (12, 25922715), (13, 23928660), (14, 22219470), (15, 20738172), (18, 17281810), (20, 15553629), (21, 14812980), (26, 11964330), (28, 11109735), (30, 10369086), (35, 8887788), (36, 8640905), (39, 7976220), (42, 7406490), (45, 6912724), (49, 6348420), (52, 5982165), (60, 5184543), (63, 4937660), (65, 4785732), (70, 4443894), (78, 3988110), (84, 3703245), (90, 3456362), (91, 3418380), (98, 3174210), (105, 2962596), (117, 2658740), (126, 2468830), (130, 2392866), (140, 2221947), (147, 2116140), (156, 1994055), (180, 1728181), (182, 1709190), (195, 1595244), (196, 1587105), (210, 1481298), (234, 1329370), (245, 1269684), (252, 1234415), (260, 1196433), (273, 1139460), (294, 1058070), (315, 987532), (364, 854595), (390, 797622), (420, 740649), (441, 705380), (455, 683676), (468, 664685), (490, 634842), (546, 569730), (585, 531748), (588, 529035), (630, 493766), (637, 488340), (735, 423228), (780, 398811), (819, 379820), (882, 352690), (910, 341838), (980, 317421), (1092, 284865), (1170, 265874), (1260, 246883), (1274, 244170), (1365, 227892), (1470, 211614), (1638, 189910), (1764, 176345), (1820, 170919), (1911, 162780), (2205, 141076), (2340, 132937), (2548, 122085), (2713, 114660), (2730, 113946), (2940, 105807), (3185, 97668), (3276, 94955), (3822, 81390), (4095, 75964), (4410, 70538), (5426, 57330), (5460, 56973), (5733, 54260), (6370, 48834), (7644, 40695), (8139, 38220), (8190, 37982), (8820, 35269), (9555, 32556), (10852, 28665), (11466, 27130), (12740, 24417), (13565, 22932), (16278, 19110), (16380, 18991)]