919548720

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{197}}^1\times {\mathrm{2161}}^1$

素因数の和:2380

約数の個数: 160

約数和(自身を含む): 3184885440

約数和(自身を除く): 2265336720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 108, 120, 135, 144, 180, 197, 216, 240, 270, 360, 394, 432, 540, 591, 720, 788, 985, 1080, 1182, 1576, 1773, 1970, 2160, 2161, 2364, 2955, 3152, 3546, 3940, 4322, 4728, 5319, 5910, 6483, 7092, 7880, 8644, 8865, 9456, 10638, 10805, 11820, 12966, 14184, 15760, 17288, 17730, 19449, 21276, 21610, 23640, 25932, 26595, 28368, 32415, 34576, 35460, 38898, 42552, 43220, 47280, 51864, 53190, 58347, 64830, 70920, 77796, 85104, 86440, 97245, 103728, 106380, 116694, 129660, 141840, 155592, 172880, 194490, 212760, 233388, 259320, 291735, 311184, 388980, 425520, 425717, 466776, 518640, 583470, 777960, 851434, 933552, 1166940, 1277151, 1555920, 1702868, 2128585, 2333880, 2554302, 3405736, 3831453, 4257170, 4667760, 5108604, 6385755, 6811472, 7662906, 8514340, 10217208, 11494359, 12771510, 15325812, 17028680, 19157265, 20434416, 22988718, 25543020, 30651624, 34057360, 38314530, 45977436, 51086040, 57471795, 61303248, 76629060, 91954872, 102172080, 114943590, 153258120, 183909744, 229887180, 306516240, 459774360, 919548720]

約数ペア:

[(1, 919548720), (2, 459774360), (3, 306516240), (4, 229887180), (5, 183909744), (6, 153258120), (8, 114943590), (9, 102172080), (10, 91954872), (12, 76629060), (15, 61303248), (16, 57471795), (18, 51086040), (20, 45977436), (24, 38314530), (27, 34057360), (30, 30651624), (36, 25543020), (40, 22988718), (45, 20434416), (48, 19157265), (54, 17028680), (60, 15325812), (72, 12771510), (80, 11494359), (90, 10217208), (108, 8514340), (120, 7662906), (135, 6811472), (144, 6385755), (180, 5108604), (197, 4667760), (216, 4257170), (240, 3831453), (270, 3405736), (360, 2554302), (394, 2333880), (432, 2128585), (540, 1702868), (591, 1555920), (720, 1277151), (788, 1166940), (985, 933552), (1080, 851434), (1182, 777960), (1576, 583470), (1773, 518640), (1970, 466776), (2160, 425717), (2161, 425520), (2364, 388980), (2955, 311184), (3152, 291735), (3546, 259320), (3940, 233388), (4322, 212760), (4728, 194490), (5319, 172880), (5910, 155592), (6483, 141840), (7092, 129660), (7880, 116694), (8644, 106380), (8865, 103728), (9456, 97245), (10638, 86440), (10805, 85104), (11820, 77796), (12966, 70920), (14184, 64830), (15760, 58347), (17288, 53190), (17730, 51864), (19449, 47280), (21276, 43220), (21610, 42552), (23640, 38898), (25932, 35460), (26595, 34576), (28368, 32415)]