38905920

素因数分解:

$2^6\times 3^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1$

素因数の和:127

約数の個数: 280

約数和(自身を含む): 147523200

約数和(自身を除く): 108617280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 27, 30, 32, 36, 38, 40, 45, 48, 54, 57, 60, 64, 72, 76, 79, 80, 81, 90, 95, 96, 108, 114, 120, 135, 144, 152, 158, 160, 162, 171, 180, 190, 192, 216, 228, 237, 240, 270, 285, 288, 304, 316, 320, 324, 342, 360, 380, 395, 405, 432, 456, 474, 480, 513, 540, 570, 576, 608, 632, 648, 684, 711, 720, 760, 790, 810, 855, 864, 912, 948, 960, 1026, 1080, 1140, 1185, 1216, 1264, 1296, 1368, 1422, 1440, 1501, 1520, 1539, 1580, 1620, 1710, 1728, 1824, 1896, 2052, 2133, 2160, 2280, 2370, 2528, 2565, 2592, 2736, 2844, 2880, 3002, 3040, 3078, 3160, 3240, 3420, 3555, 3648, 3792, 4104, 4266, 4320, 4503, 4560, 4740, 5056, 5130, 5184, 5472, 5688, 6004, 6080, 6156, 6320, 6399, 6480, 6840, 7110, 7505, 7584, 7695, 8208, 8532, 8640, 9006, 9120, 9480, 10260, 10665, 10944, 11376, 12008, 12312, 12640, 12798, 12960, 13509, 13680, 14220, 15010, 15168, 15390, 16416, 17064, 18012, 18240, 18960, 20520, 21330, 22515, 22752, 24016, 24624, 25280, 25596, 25920, 27018, 27360, 28440, 30020, 30780, 31995, 32832, 34128, 36024, 37920, 40527, 41040, 42660, 45030, 45504, 48032, 49248, 51192, 54036, 54720, 56880, 60040, 61560, 63990, 67545, 68256, 72048, 75840, 81054, 82080, 85320, 90060, 96064, 98496, 102384, 108072, 113760, 120080, 121581, 123120, 127980, 135090, 136512, 144096, 162108, 164160, 170640, 180120, 202635, 204768, 216144, 227520, 240160, 243162, 246240, 255960, 270180, 288192, 324216, 341280, 360240, 405270, 409536, 432288, 480320, 486324, 492480, 511920, 540360, 607905, 648432, 682560, 720480, 810540, 864576, 972648, 1023840, 1080720, 1215810, 1296864, 1440960, 1621080, 1945296, 2047680, 2161440, 2431620, 2593728, 3242160, 3890592, 4322880, 4863240, 6484320, 7781184, 9726480, 12968640, 19452960, 38905920]

約数ペア:

[(1, 38905920), (2, 19452960), (3, 12968640), (4, 9726480), (5, 7781184), (6, 6484320), (8, 4863240), (9, 4322880), (10, 3890592), (12, 3242160), (15, 2593728), (16, 2431620), (18, 2161440), (19, 2047680), (20, 1945296), (24, 1621080), (27, 1440960), (30, 1296864), (32, 1215810), (36, 1080720), (38, 1023840), (40, 972648), (45, 864576), (48, 810540), (54, 720480), (57, 682560), (60, 648432), (64, 607905), (72, 540360), (76, 511920), (79, 492480), (80, 486324), (81, 480320), (90, 432288), (95, 409536), (96, 405270), (108, 360240), (114, 341280), (120, 324216), (135, 288192), (144, 270180), (152, 255960), (158, 246240), (160, 243162), (162, 240160), (171, 227520), (180, 216144), (190, 204768), (192, 202635), (216, 180120), (228, 170640), (237, 164160), (240, 162108), (270, 144096), (285, 136512), (288, 135090), (304, 127980), (316, 123120), (320, 121581), (324, 120080), (342, 113760), (360, 108072), (380, 102384), (395, 98496), (405, 96064), (432, 90060), (456, 85320), (474, 82080), (480, 81054), (513, 75840), (540, 72048), (570, 68256), (576, 67545), (608, 63990), (632, 61560), (648, 60040), (684, 56880), (711, 54720), (720, 54036), (760, 51192), (790, 49248), (810, 48032), (855, 45504), (864, 45030), (912, 42660), (948, 41040), (960, 40527), (1026, 37920), (1080, 36024), (1140, 34128), (1185, 32832), (1216, 31995), (1264, 30780), (1296, 30020), (1368, 28440), (1422, 27360), (1440, 27018), (1501, 25920), (1520, 25596), (1539, 25280), (1580, 24624), (1620, 24016), (1710, 22752), (1728, 22515), (1824, 21330), (1896, 20520), (2052, 18960), (2133, 18240), (2160, 18012), (2280, 17064), (2370, 16416), (2528, 15390), (2565, 15168), (2592, 15010), (2736, 14220), (2844, 13680), (2880, 13509), (3002, 12960), (3040, 12798), (3078, 12640), (3160, 12312), (3240, 12008), (3420, 11376), (3555, 10944), (3648, 10665), (3792, 10260), (4104, 9480), (4266, 9120), (4320, 9006), (4503, 8640), (4560, 8532), (4740, 8208), (5056, 7695), (5130, 7584), (5184, 7505), (5472, 7110), (5688, 6840), (6004, 6480), (6080, 6399), (6156, 6320)]