207640440

素因数分解:

$2^3\times 3^2\times 5^1\times 7^2\times {\mathrm{79}}^1\times {\mathrm{149}}^1$

素因数の和:259

約数の個数: 288

約数和(自身を含む): 800280000

約数和(自身を除く): 592639560

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 49, 56, 60, 63, 70, 72, 79, 84, 90, 98, 105, 120, 126, 140, 147, 149, 158, 168, 180, 196, 210, 237, 245, 252, 280, 294, 298, 315, 316, 360, 392, 395, 420, 441, 447, 474, 490, 504, 553, 588, 596, 630, 632, 711, 735, 745, 790, 840, 882, 894, 948, 980, 1043, 1106, 1176, 1185, 1192, 1260, 1341, 1422, 1470, 1490, 1580, 1659, 1764, 1788, 1896, 1960, 2086, 2205, 2212, 2235, 2370, 2520, 2682, 2765, 2844, 2940, 2980, 3129, 3160, 3318, 3528, 3555, 3576, 3871, 4172, 4410, 4424, 4470, 4740, 4977, 5215, 5364, 5530, 5688, 5880, 5960, 6258, 6636, 6705, 7110, 7301, 7742, 8295, 8344, 8820, 8940, 9387, 9480, 9954, 10430, 10728, 11060, 11613, 11771, 12516, 13272, 13410, 14220, 14602, 15484, 15645, 16590, 17640, 17880, 18774, 19355, 19908, 20860, 21903, 22120, 23226, 23542, 24885, 25032, 26820, 28440, 29204, 30968, 31290, 33180, 34839, 35313, 36505, 37548, 38710, 39816, 41720, 43806, 46452, 46935, 47084, 49770, 53640, 58065, 58408, 58855, 62580, 65709, 66360, 69678, 70626, 73010, 75096, 77420, 82397, 87612, 92904, 93870, 94168, 99540, 105939, 109515, 116130, 117710, 125160, 131418, 139356, 141252, 146020, 154840, 164794, 174195, 175224, 176565, 187740, 199080, 211878, 219030, 232260, 235420, 247191, 262836, 278712, 282504, 292040, 328545, 329588, 348390, 353130, 375480, 411985, 423756, 438060, 464520, 470840, 494382, 525672, 529695, 576779, 657090, 659176, 696780, 706260, 741573, 823970, 847512, 876120, 988764, 1059390, 1153558, 1235955, 1314180, 1393560, 1412520, 1483146, 1647940, 1730337, 1977528, 2118780, 2307116, 2471910, 2628360, 2883895, 2966292, 3295880, 3460674, 3707865, 4237560, 4614232, 4943820, 5191011, 5767790, 5932584, 6921348, 7415730, 8651685, 9887640, 10382022, 11535580, 13842696, 14831460, 17303370, 20764044, 23071160, 25955055, 29662920, 34606740, 41528088, 51910110, 69213480, 103820220, 207640440]

約数ペア:

[(1, 207640440), (2, 103820220), (3, 69213480), (4, 51910110), (5, 41528088), (6, 34606740), (7, 29662920), (8, 25955055), (9, 23071160), (10, 20764044), (12, 17303370), (14, 14831460), (15, 13842696), (18, 11535580), (20, 10382022), (21, 9887640), (24, 8651685), (28, 7415730), (30, 6921348), (35, 5932584), (36, 5767790), (40, 5191011), (42, 4943820), (45, 4614232), (49, 4237560), (56, 3707865), (60, 3460674), (63, 3295880), (70, 2966292), (72, 2883895), (79, 2628360), (84, 2471910), (90, 2307116), (98, 2118780), (105, 1977528), (120, 1730337), (126, 1647940), (140, 1483146), (147, 1412520), (149, 1393560), (158, 1314180), (168, 1235955), (180, 1153558), (196, 1059390), (210, 988764), (237, 876120), (245, 847512), (252, 823970), (280, 741573), (294, 706260), (298, 696780), (315, 659176), (316, 657090), (360, 576779), (392, 529695), (395, 525672), (420, 494382), (441, 470840), (447, 464520), (474, 438060), (490, 423756), (504, 411985), (553, 375480), (588, 353130), (596, 348390), (630, 329588), (632, 328545), (711, 292040), (735, 282504), (745, 278712), (790, 262836), (840, 247191), (882, 235420), (894, 232260), (948, 219030), (980, 211878), (1043, 199080), (1106, 187740), (1176, 176565), (1185, 175224), (1192, 174195), (1260, 164794), (1341, 154840), (1422, 146020), (1470, 141252), (1490, 139356), (1580, 131418), (1659, 125160), (1764, 117710), (1788, 116130), (1896, 109515), (1960, 105939), (2086, 99540), (2205, 94168), (2212, 93870), (2235, 92904), (2370, 87612), (2520, 82397), (2682, 77420), (2765, 75096), (2844, 73010), (2940, 70626), (2980, 69678), (3129, 66360), (3160, 65709), (3318, 62580), (3528, 58855), (3555, 58408), (3576, 58065), (3871, 53640), (4172, 49770), (4410, 47084), (4424, 46935), (4470, 46452), (4740, 43806), (4977, 41720), (5215, 39816), (5364, 38710), (5530, 37548), (5688, 36505), (5880, 35313), (5960, 34839), (6258, 33180), (6636, 31290), (6705, 30968), (7110, 29204), (7301, 28440), (7742, 26820), (8295, 25032), (8344, 24885), (8820, 23542), (8940, 23226), (9387, 22120), (9480, 21903), (9954, 20860), (10430, 19908), (10728, 19355), (11060, 18774), (11613, 17880), (11771, 17640), (12516, 16590), (13272, 15645), (13410, 15484), (14220, 14602)]