420798240

素因数分解:

$2^5\times 3^5\times 5^1\times {\mathrm{79}}^1\times {\mathrm{137}}^1$

素因数の和:246

約数の個数: 288

約数和(自身を含む): 1519015680

約数和(自身を除く): 1098217440

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, 137, 144, 158, 160, 162, 180, 216, 237, 240, 243, 270, 274, 288, 316, 324, 360, 395, 405, 411, 432, 474, 480, 486, 540, 548, 632, 648, 685, 711, 720, 790, 810, 822, 864, 948, 972, 1080, 1096, 1185, 1215, 1233, 1264, 1296, 1370, 1422, 1440, 1580, 1620, 1644, 1896, 1944, 2055, 2133, 2160, 2192, 2370, 2430, 2466, 2528, 2592, 2740, 2844, 3160, 3240, 3288, 3555, 3699, 3792, 3888, 4110, 4266, 4320, 4384, 4740, 4860, 4932, 5480, 5688, 6165, 6320, 6399, 6480, 6576, 7110, 7398, 7584, 7776, 8220, 8532, 9480, 9720, 9864, 10665, 10823, 10960, 11097, 11376, 12330, 12640, 12798, 12960, 13152, 14220, 14796, 16440, 17064, 18495, 18960, 19197, 19440, 19728, 21330, 21646, 21920, 22194, 22752, 24660, 25596, 28440, 29592, 31995, 32469, 32880, 33291, 34128, 36990, 37920, 38394, 38880, 39456, 42660, 43292, 44388, 49320, 51192, 54115, 55485, 56880, 59184, 63990, 64938, 65760, 66582, 68256, 73980, 76788, 85320, 86584, 88776, 95985, 97407, 98640, 102384, 108230, 110970, 113760, 118368, 127980, 129876, 133164, 147960, 153576, 162345, 166455, 170640, 173168, 177552, 191970, 194814, 197280, 204768, 216460, 221940, 255960, 259752, 266328, 292221, 295920, 307152, 324690, 332910, 341280, 346336, 355104, 383940, 389628, 432920, 443880, 487035, 511920, 519504, 532656, 584442, 591840, 614304, 649380, 665820, 767880, 779256, 865840, 876663, 887760, 974070, 1023840, 1039008, 1065312, 1168884, 1298760, 1331640, 1461105, 1535760, 1558512, 1731680, 1753326, 1775520, 1948140, 2337768, 2597520, 2629989, 2663280, 2922210, 3071520, 3117024, 3506652, 3896280, 4383315, 4675536, 5195040, 5259978, 5326560, 5844420, 7013304, 7792560, 8766630, 9351072, 10519956, 11688840, 13149945, 14026608, 15585120, 17533260, 21039912, 23377680, 26299890, 28053216, 35066520, 42079824, 46755360, 52599780, 70133040, 84159648, 105199560, 140266080, 210399120, 420798240]

約数ペア:

[(1, 420798240), (2, 210399120), (3, 140266080), (4, 105199560), (5, 84159648), (6, 70133040), (8, 52599780), (9, 46755360), (10, 42079824), (12, 35066520), (15, 28053216), (16, 26299890), (18, 23377680), (20, 21039912), (24, 17533260), (27, 15585120), (30, 14026608), (32, 13149945), (36, 11688840), (40, 10519956), (45, 9351072), (48, 8766630), (54, 7792560), (60, 7013304), (72, 5844420), (79, 5326560), (80, 5259978), (81, 5195040), (90, 4675536), (96, 4383315), (108, 3896280), (120, 3506652), (135, 3117024), (137, 3071520), (144, 2922210), (158, 2663280), (160, 2629989), (162, 2597520), (180, 2337768), (216, 1948140), (237, 1775520), (240, 1753326), (243, 1731680), (270, 1558512), (274, 1535760), (288, 1461105), (316, 1331640), (324, 1298760), (360, 1168884), (395, 1065312), (405, 1039008), (411, 1023840), (432, 974070), (474, 887760), (480, 876663), (486, 865840), (540, 779256), (548, 767880), (632, 665820), (648, 649380), (685, 614304), (711, 591840), (720, 584442), (790, 532656), (810, 519504), (822, 511920), (864, 487035), (948, 443880), (972, 432920), (1080, 389628), (1096, 383940), (1185, 355104), (1215, 346336), (1233, 341280), (1264, 332910), (1296, 324690), (1370, 307152), (1422, 295920), (1440, 292221), (1580, 266328), (1620, 259752), (1644, 255960), (1896, 221940), (1944, 216460), (2055, 204768), (2133, 197280), (2160, 194814), (2192, 191970), (2370, 177552), (2430, 173168), (2466, 170640), (2528, 166455), (2592, 162345), (2740, 153576), (2844, 147960), (3160, 133164), (3240, 129876), (3288, 127980), (3555, 118368), (3699, 113760), (3792, 110970), (3888, 108230), (4110, 102384), (4266, 98640), (4320, 97407), (4384, 95985), (4740, 88776), (4860, 86584), (4932, 85320), (5480, 76788), (5688, 73980), (6165, 68256), (6320, 66582), (6399, 65760), (6480, 64938), (6576, 63990), (7110, 59184), (7398, 56880), (7584, 55485), (7776, 54115), (8220, 51192), (8532, 49320), (9480, 44388), (9720, 43292), (9864, 42660), (10665, 39456), (10823, 38880), (10960, 38394), (11097, 37920), (11376, 36990), (12330, 34128), (12640, 33291), (12798, 32880), (12960, 32469), (13152, 31995), (14220, 29592), (14796, 28440), (16440, 25596), (17064, 24660), (18495, 22752), (18960, 22194), (19197, 21920), (19440, 21646), (19728, 21330)]