1245000960

素因数分解:

$2^8\times 3^2\times 5^1\times 7^1\times {\mathrm{15439}}^1$

素因数の和:15473

約数の個数: 216

約数和(自身を含む): 4923260160

約数和(自身を除く): 3678259200

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 128, 140, 144, 160, 168, 180, 192, 210, 224, 240, 252, 256, 280, 288, 315, 320, 336, 360, 384, 420, 448, 480, 504, 560, 576, 630, 640, 672, 720, 768, 840, 896, 960, 1008, 1120, 1152, 1260, 1280, 1344, 1440, 1680, 1792, 1920, 2016, 2240, 2304, 2520, 2688, 2880, 3360, 3840, 4032, 4480, 5040, 5376, 5760, 6720, 8064, 8960, 10080, 11520, 13440, 15439, 16128, 20160, 26880, 30878, 40320, 46317, 61756, 77195, 80640, 92634, 108073, 123512, 138951, 154390, 185268, 216146, 231585, 247024, 277902, 308780, 324219, 370536, 432292, 463170, 494048, 540365, 555804, 617560, 648438, 694755, 741072, 864584, 926340, 972657, 988096, 1080730, 1111608, 1235120, 1296876, 1389510, 1482144, 1621095, 1729168, 1852680, 1945314, 1976192, 2161460, 2223216, 2470240, 2593752, 2779020, 2964288, 3242190, 3458336, 3705360, 3890628, 3952384, 4322920, 4446432, 4863285, 4940480, 5187504, 5558040, 5928576, 6484380, 6916672, 7410720, 7781256, 8645840, 8892864, 9726570, 9880960, 10375008, 11116080, 11857152, 12968760, 13833344, 14821440, 15562512, 17291680, 17785728, 19453140, 19761920, 20750016, 22232160, 25937520, 27666688, 29642880, 31125024, 34583360, 35571456, 38906280, 41500032, 44464320, 51875040, 59285760, 62250048, 69166720, 77812560, 83000064, 88928640, 103750080, 124500096, 138333440, 155625120, 177857280, 207500160, 249000192, 311250240, 415000320, 622500480, 1245000960]

約数ペア:

[(1, 1245000960), (2, 622500480), (3, 415000320), (4, 311250240), (5, 249000192), (6, 207500160), (7, 177857280), (8, 155625120), (9, 138333440), (10, 124500096), (12, 103750080), (14, 88928640), (15, 83000064), (16, 77812560), (18, 69166720), (20, 62250048), (21, 59285760), (24, 51875040), (28, 44464320), (30, 41500032), (32, 38906280), (35, 35571456), (36, 34583360), (40, 31125024), (42, 29642880), (45, 27666688), (48, 25937520), (56, 22232160), (60, 20750016), (63, 19761920), (64, 19453140), (70, 17785728), (72, 17291680), (80, 15562512), (84, 14821440), (90, 13833344), (96, 12968760), (105, 11857152), (112, 11116080), (120, 10375008), (126, 9880960), (128, 9726570), (140, 8892864), (144, 8645840), (160, 7781256), (168, 7410720), (180, 6916672), (192, 6484380), (210, 5928576), (224, 5558040), (240, 5187504), (252, 4940480), (256, 4863285), (280, 4446432), (288, 4322920), (315, 3952384), (320, 3890628), (336, 3705360), (360, 3458336), (384, 3242190), (420, 2964288), (448, 2779020), (480, 2593752), (504, 2470240), (560, 2223216), (576, 2161460), (630, 1976192), (640, 1945314), (672, 1852680), (720, 1729168), (768, 1621095), (840, 1482144), (896, 1389510), (960, 1296876), (1008, 1235120), (1120, 1111608), (1152, 1080730), (1260, 988096), (1280, 972657), (1344, 926340), (1440, 864584), (1680, 741072), (1792, 694755), (1920, 648438), (2016, 617560), (2240, 555804), (2304, 540365), (2520, 494048), (2688, 463170), (2880, 432292), (3360, 370536), (3840, 324219), (4032, 308780), (4480, 277902), (5040, 247024), (5376, 231585), (5760, 216146), (6720, 185268), (8064, 154390), (8960, 138951), (10080, 123512), (11520, 108073), (13440, 92634), (15439, 80640), (16128, 77195), (20160, 61756), (26880, 46317), (30878, 40320)]