289746720

素因数分解:

$2^5\times 3^4\times 5^1\times {\mathrm{79}}^1\times {\mathrm{283}}^1$

素因数の和:389

約数の個数: 240

約数和(自身を含む): 1039167360

約数和(自身を除く): 749420640

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 72, 79, 80, 81, 90, 96, 108, 120, 135, 144, 158, 160, 162, 180, 216, 237, 240, 270, 283, 288, 316, 324, 360, 395, 405, 432, 474, 480, 540, 566, 632, 648, 711, 720, 790, 810, 849, 864, 948, 1080, 1132, 1185, 1264, 1296, 1415, 1422, 1440, 1580, 1620, 1698, 1896, 2133, 2160, 2264, 2370, 2528, 2547, 2592, 2830, 2844, 3160, 3240, 3396, 3555, 3792, 4245, 4266, 4320, 4528, 4740, 5094, 5660, 5688, 6320, 6399, 6480, 6792, 7110, 7584, 7641, 8490, 8532, 9056, 9480, 10188, 10665, 11320, 11376, 12640, 12735, 12798, 12960, 13584, 14220, 15282, 16980, 17064, 18960, 20376, 21330, 22357, 22640, 22752, 22923, 25470, 25596, 27168, 28440, 30564, 31995, 33960, 34128, 37920, 38205, 40752, 42660, 44714, 45280, 45846, 50940, 51192, 56880, 61128, 63990, 67071, 67920, 68256, 76410, 81504, 85320, 89428, 91692, 101880, 102384, 111785, 113760, 114615, 122256, 127980, 134142, 135840, 152820, 170640, 178856, 183384, 201213, 203760, 204768, 223570, 229230, 244512, 255960, 268284, 305640, 335355, 341280, 357712, 366768, 402426, 407520, 447140, 458460, 511920, 536568, 603639, 611280, 670710, 715424, 733536, 804852, 894280, 916920, 1006065, 1023840, 1073136, 1207278, 1222560, 1341420, 1609704, 1788560, 1810917, 1833840, 2012130, 2146272, 2414556, 2682840, 3018195, 3219408, 3577120, 3621834, 3667680, 4024260, 4829112, 5365680, 6036390, 6438816, 7243668, 8048520, 9054585, 9658224, 10731360, 12072780, 14487336, 16097040, 18109170, 19316448, 24145560, 28974672, 32194080, 36218340, 48291120, 57949344, 72436680, 96582240, 144873360, 289746720]

約数ペア:

[(1, 289746720), (2, 144873360), (3, 96582240), (4, 72436680), (5, 57949344), (6, 48291120), (8, 36218340), (9, 32194080), (10, 28974672), (12, 24145560), (15, 19316448), (16, 18109170), (18, 16097040), (20, 14487336), (24, 12072780), (27, 10731360), (30, 9658224), (32, 9054585), (36, 8048520), (40, 7243668), (45, 6438816), (48, 6036390), (54, 5365680), (60, 4829112), (72, 4024260), (79, 3667680), (80, 3621834), (81, 3577120), (90, 3219408), (96, 3018195), (108, 2682840), (120, 2414556), (135, 2146272), (144, 2012130), (158, 1833840), (160, 1810917), (162, 1788560), (180, 1609704), (216, 1341420), (237, 1222560), (240, 1207278), (270, 1073136), (283, 1023840), (288, 1006065), (316, 916920), (324, 894280), (360, 804852), (395, 733536), (405, 715424), (432, 670710), (474, 611280), (480, 603639), (540, 536568), (566, 511920), (632, 458460), (648, 447140), (711, 407520), (720, 402426), (790, 366768), (810, 357712), (849, 341280), (864, 335355), (948, 305640), (1080, 268284), (1132, 255960), (1185, 244512), (1264, 229230), (1296, 223570), (1415, 204768), (1422, 203760), (1440, 201213), (1580, 183384), (1620, 178856), (1698, 170640), (1896, 152820), (2133, 135840), (2160, 134142), (2264, 127980), (2370, 122256), (2528, 114615), (2547, 113760), (2592, 111785), (2830, 102384), (2844, 101880), (3160, 91692), (3240, 89428), (3396, 85320), (3555, 81504), (3792, 76410), (4245, 68256), (4266, 67920), (4320, 67071), (4528, 63990), (4740, 61128), (5094, 56880), (5660, 51192), (5688, 50940), (6320, 45846), (6399, 45280), (6480, 44714), (6792, 42660), (7110, 40752), (7584, 38205), (7641, 37920), (8490, 34128), (8532, 33960), (9056, 31995), (9480, 30564), (10188, 28440), (10665, 27168), (11320, 25596), (11376, 25470), (12640, 22923), (12735, 22752), (12798, 22640), (12960, 22357), (13584, 21330), (14220, 20376), (15282, 18960), (16980, 17064)]