2008148380

素因数分解:

$2^2\times 5^1\times 7^4\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1$

素因数の和:158

約数の個数: 240

約数和(自身を含む): 5420943360

約数和(自身を除く): 3412794980

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 31, 35, 38, 49, 62, 70, 71, 76, 95, 98, 124, 133, 140, 142, 155, 190, 196, 217, 245, 266, 284, 310, 343, 355, 380, 434, 490, 497, 532, 589, 620, 665, 686, 710, 868, 931, 980, 994, 1085, 1178, 1330, 1349, 1372, 1420, 1519, 1715, 1862, 1988, 2170, 2201, 2356, 2401, 2485, 2660, 2698, 2945, 3038, 3430, 3479, 3724, 4123, 4340, 4402, 4655, 4802, 4970, 5396, 5890, 6076, 6517, 6745, 6860, 6958, 7595, 8246, 8804, 9310, 9443, 9604, 9940, 10633, 11005, 11780, 12005, 13034, 13490, 13916, 15190, 15407, 16492, 17395, 18620, 18886, 20615, 21266, 22010, 24010, 24353, 26068, 26980, 28861, 30380, 30814, 32585, 34790, 37772, 41230, 41819, 42532, 44020, 45619, 47215, 48020, 48706, 53165, 57722, 61628, 65170, 66101, 69580, 74431, 77035, 82460, 83638, 91238, 94430, 97412, 106330, 107849, 115444, 121765, 130340, 132202, 144305, 148862, 154070, 167276, 170471, 182476, 188860, 202027, 209095, 212660, 215698, 228095, 243530, 264404, 288610, 292733, 297724, 308140, 330505, 340942, 372155, 404054, 418190, 431396, 456190, 462707, 487060, 539245, 577220, 585466, 661010, 681884, 744310, 754943, 808108, 836380, 852355, 912380, 925414, 1010135, 1078490, 1170932, 1322020, 1414189, 1463665, 1488620, 1509886, 1704710, 1850828, 2020270, 2049131, 2156980, 2313535, 2828378, 2927330, 3019772, 3238949, 3409420, 3774715, 4040540, 4098262, 4627070, 5284601, 5656756, 5854660, 6477898, 7070945, 7549430, 8196524, 9254140, 10245655, 10569202, 12955796, 14141890, 14343917, 15098860, 16194745, 20491310, 21138404, 26423005, 28283780, 28687834, 32389490, 40982620, 52846010, 57375668, 64778980, 71719585, 100407419, 105692020, 143439170, 200814838, 286878340, 401629676, 502037095, 1004074190, 2008148380]

約数ペア:

[(1, 2008148380), (2, 1004074190), (4, 502037095), (5, 401629676), (7, 286878340), (10, 200814838), (14, 143439170), (19, 105692020), (20, 100407419), (28, 71719585), (31, 64778980), (35, 57375668), (38, 52846010), (49, 40982620), (62, 32389490), (70, 28687834), (71, 28283780), (76, 26423005), (95, 21138404), (98, 20491310), (124, 16194745), (133, 15098860), (140, 14343917), (142, 14141890), (155, 12955796), (190, 10569202), (196, 10245655), (217, 9254140), (245, 8196524), (266, 7549430), (284, 7070945), (310, 6477898), (343, 5854660), (355, 5656756), (380, 5284601), (434, 4627070), (490, 4098262), (497, 4040540), (532, 3774715), (589, 3409420), (620, 3238949), (665, 3019772), (686, 2927330), (710, 2828378), (868, 2313535), (931, 2156980), (980, 2049131), (994, 2020270), (1085, 1850828), (1178, 1704710), (1330, 1509886), (1349, 1488620), (1372, 1463665), (1420, 1414189), (1519, 1322020), (1715, 1170932), (1862, 1078490), (1988, 1010135), (2170, 925414), (2201, 912380), (2356, 852355), (2401, 836380), (2485, 808108), (2660, 754943), (2698, 744310), (2945, 681884), (3038, 661010), (3430, 585466), (3479, 577220), (3724, 539245), (4123, 487060), (4340, 462707), (4402, 456190), (4655, 431396), (4802, 418190), (4970, 404054), (5396, 372155), (5890, 340942), (6076, 330505), (6517, 308140), (6745, 297724), (6860, 292733), (6958, 288610), (7595, 264404), (8246, 243530), (8804, 228095), (9310, 215698), (9443, 212660), (9604, 209095), (9940, 202027), (10633, 188860), (11005, 182476), (11780, 170471), (12005, 167276), (13034, 154070), (13490, 148862), (13916, 144305), (15190, 132202), (15407, 130340), (16492, 121765), (17395, 115444), (18620, 107849), (18886, 106330), (20615, 97412), (21266, 94430), (22010, 91238), (24010, 83638), (24353, 82460), (26068, 77035), (26980, 74431), (28861, 69580), (30380, 66101), (30814, 65170), (32585, 61628), (34790, 57722), (37772, 53165), (41230, 48706), (41819, 48020), (42532, 47215), (44020, 45619)]