21029693440

素因数分解:

$2^{11}\times 5^1\times 7^1\times {\mathrm{397}}^1\times {\mathrm{739}}^1$

素因数の和:1170

約数の個数: 192

約数和(自身を含む): 57890851200

約数和(自身を除く): 36861157760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 256, 280, 320, 397, 448, 512, 560, 640, 739, 794, 896, 1024, 1120, 1280, 1478, 1588, 1792, 1985, 2048, 2240, 2560, 2779, 2956, 3176, 3584, 3695, 3970, 4480, 5120, 5173, 5558, 5912, 6352, 7168, 7390, 7940, 8960, 10240, 10346, 11116, 11824, 12704, 13895, 14336, 14780, 15880, 17920, 20692, 22232, 23648, 25408, 25865, 27790, 29560, 31760, 35840, 41384, 44464, 47296, 50816, 51730, 55580, 59120, 63520, 71680, 82768, 88928, 94592, 101632, 103460, 111160, 118240, 127040, 165536, 177856, 189184, 203264, 206920, 222320, 236480, 254080, 293383, 331072, 355712, 378368, 406528, 413840, 444640, 472960, 508160, 586766, 662144, 711424, 756736, 813056, 827680, 889280, 945920, 1016320, 1173532, 1324288, 1422848, 1466915, 1513472, 1655360, 1778560, 1891840, 2032640, 2053681, 2347064, 2648576, 2845696, 2933830, 3310720, 3557120, 3783680, 4065280, 4107362, 4694128, 5297152, 5691392, 5867660, 6621440, 7114240, 7567360, 8214724, 9388256, 10268405, 10594304, 11735320, 13242880, 14228480, 16429448, 18776512, 20536810, 23470640, 26485760, 28456960, 32858896, 37553024, 41073620, 46941280, 52971520, 65717792, 75106048, 82147240, 93882560, 131435584, 150212096, 164294480, 187765120, 262871168, 300424192, 328588960, 375530240, 525742336, 600848384, 657177920, 751060480, 1051484672, 1314355840, 1502120960, 2102969344, 2628711680, 3004241920, 4205938688, 5257423360, 10514846720, 21029693440]

約数ペア:

[(1, 21029693440), (2, 10514846720), (4, 5257423360), (5, 4205938688), (7, 3004241920), (8, 2628711680), (10, 2102969344), (14, 1502120960), (16, 1314355840), (20, 1051484672), (28, 751060480), (32, 657177920), (35, 600848384), (40, 525742336), (56, 375530240), (64, 328588960), (70, 300424192), (80, 262871168), (112, 187765120), (128, 164294480), (140, 150212096), (160, 131435584), (224, 93882560), (256, 82147240), (280, 75106048), (320, 65717792), (397, 52971520), (448, 46941280), (512, 41073620), (560, 37553024), (640, 32858896), (739, 28456960), (794, 26485760), (896, 23470640), (1024, 20536810), (1120, 18776512), (1280, 16429448), (1478, 14228480), (1588, 13242880), (1792, 11735320), (1985, 10594304), (2048, 10268405), (2240, 9388256), (2560, 8214724), (2779, 7567360), (2956, 7114240), (3176, 6621440), (3584, 5867660), (3695, 5691392), (3970, 5297152), (4480, 4694128), (5120, 4107362), (5173, 4065280), (5558, 3783680), (5912, 3557120), (6352, 3310720), (7168, 2933830), (7390, 2845696), (7940, 2648576), (8960, 2347064), (10240, 2053681), (10346, 2032640), (11116, 1891840), (11824, 1778560), (12704, 1655360), (13895, 1513472), (14336, 1466915), (14780, 1422848), (15880, 1324288), (17920, 1173532), (20692, 1016320), (22232, 945920), (23648, 889280), (25408, 827680), (25865, 813056), (27790, 756736), (29560, 711424), (31760, 662144), (35840, 586766), (41384, 508160), (44464, 472960), (47296, 444640), (50816, 413840), (51730, 406528), (55580, 378368), (59120, 355712), (63520, 331072), (71680, 293383), (82768, 254080), (88928, 236480), (94592, 222320), (101632, 206920), (103460, 203264), (111160, 189184), (118240, 177856), (127040, 165536)]