388670940

素因数分解:

$2^2\times 3^3\times 5^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{397}}^1$

素因数の和:466

約数の個数: 288

約数和(自身を含む): 1448274240

約数和(自身を除く): 1059603300

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 37, 42, 45, 49, 54, 60, 63, 70, 74, 84, 90, 98, 105, 108, 111, 126, 135, 140, 147, 148, 180, 185, 189, 196, 210, 222, 245, 252, 259, 270, 294, 315, 333, 370, 378, 397, 420, 441, 444, 490, 518, 540, 555, 588, 630, 666, 735, 740, 756, 777, 794, 882, 945, 980, 999, 1036, 1110, 1191, 1260, 1295, 1323, 1332, 1470, 1554, 1588, 1665, 1764, 1813, 1890, 1985, 1998, 2205, 2220, 2331, 2382, 2590, 2646, 2779, 2940, 3108, 3330, 3573, 3626, 3780, 3885, 3970, 3996, 4410, 4662, 4764, 4995, 5180, 5292, 5439, 5558, 5955, 6615, 6660, 6993, 7146, 7252, 7770, 7940, 8337, 8820, 9065, 9324, 9990, 10719, 10878, 11116, 11655, 11910, 13230, 13895, 13986, 14292, 14689, 15540, 16317, 16674, 17865, 18130, 19453, 19980, 21438, 21756, 23310, 23820, 25011, 26460, 27195, 27790, 27972, 29378, 32634, 33348, 34965, 35730, 36260, 38906, 41685, 42876, 44067, 46620, 48951, 50022, 53595, 54390, 55580, 58359, 58756, 65268, 69930, 71460, 73445, 75033, 77812, 81585, 83370, 88134, 97265, 97902, 100044, 102823, 107190, 108780, 116718, 125055, 132201, 139860, 146890, 150066, 163170, 166740, 175077, 176268, 194530, 195804, 205646, 214380, 220335, 233436, 244755, 250110, 264402, 291795, 293780, 300132, 308469, 326340, 350154, 375165, 389060, 396603, 411292, 440670, 489510, 500220, 514115, 525231, 528804, 583590, 616938, 661005, 700308, 719761, 750330, 793206, 875385, 881340, 925407, 979020, 1028230, 1050462, 1167180, 1233876, 1322010, 1439522, 1500660, 1542345, 1586412, 1750770, 1850814, 1983015, 2056460, 2100924, 2159283, 2626155, 2644020, 2776221, 2879044, 3084690, 3501540, 3598805, 3701628, 3966030, 4318566, 4627035, 5252310, 5552442, 6169380, 6477849, 7197610, 7932060, 8637132, 9254070, 10504620, 10796415, 11104884, 12955698, 13881105, 14395220, 18508140, 19433547, 21592830, 25911396, 27762210, 32389245, 38867094, 43185660, 55524420, 64778490, 77734188, 97167735, 129556980, 194335470, 388670940]

約数ペア:

[(1, 388670940), (2, 194335470), (3, 129556980), (4, 97167735), (5, 77734188), (6, 64778490), (7, 55524420), (9, 43185660), (10, 38867094), (12, 32389245), (14, 27762210), (15, 25911396), (18, 21592830), (20, 19433547), (21, 18508140), (27, 14395220), (28, 13881105), (30, 12955698), (35, 11104884), (36, 10796415), (37, 10504620), (42, 9254070), (45, 8637132), (49, 7932060), (54, 7197610), (60, 6477849), (63, 6169380), (70, 5552442), (74, 5252310), (84, 4627035), (90, 4318566), (98, 3966030), (105, 3701628), (108, 3598805), (111, 3501540), (126, 3084690), (135, 2879044), (140, 2776221), (147, 2644020), (148, 2626155), (180, 2159283), (185, 2100924), (189, 2056460), (196, 1983015), (210, 1850814), (222, 1750770), (245, 1586412), (252, 1542345), (259, 1500660), (270, 1439522), (294, 1322010), (315, 1233876), (333, 1167180), (370, 1050462), (378, 1028230), (397, 979020), (420, 925407), (441, 881340), (444, 875385), (490, 793206), (518, 750330), (540, 719761), (555, 700308), (588, 661005), (630, 616938), (666, 583590), (735, 528804), (740, 525231), (756, 514115), (777, 500220), (794, 489510), (882, 440670), (945, 411292), (980, 396603), (999, 389060), (1036, 375165), (1110, 350154), (1191, 326340), (1260, 308469), (1295, 300132), (1323, 293780), (1332, 291795), (1470, 264402), (1554, 250110), (1588, 244755), (1665, 233436), (1764, 220335), (1813, 214380), (1890, 205646), (1985, 195804), (1998, 194530), (2205, 176268), (2220, 175077), (2331, 166740), (2382, 163170), (2590, 150066), (2646, 146890), (2779, 139860), (2940, 132201), (3108, 125055), (3330, 116718), (3573, 108780), (3626, 107190), (3780, 102823), (3885, 100044), (3970, 97902), (3996, 97265), (4410, 88134), (4662, 83370), (4764, 81585), (4995, 77812), (5180, 75033), (5292, 73445), (5439, 71460), (5558, 69930), (5955, 65268), (6615, 58756), (6660, 58359), (6993, 55580), (7146, 54390), (7252, 53595), (7770, 50022), (7940, 48951), (8337, 46620), (8820, 44067), (9065, 42876), (9324, 41685), (9990, 38906), (10719, 36260), (10878, 35730), (11116, 34965), (11655, 33348), (11910, 32634), (13230, 29378), (13895, 27972), (13986, 27790), (14292, 27195), (14689, 26460), (15540, 25011), (16317, 23820), (16674, 23310), (17865, 21756), (18130, 21438), (19453, 19980)]