19237631280

素因数分解:

$2^4\times 3^1\times 5^1\times 7^2\times {\mathrm{79}}^1\times {\mathrm{20707}}^1$

素因数の和:20816

約数の個数: 240

約数和(自身を含む): 70254789120

約数和(自身を除く): 51017157840

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 49, 56, 60, 70, 79, 80, 84, 98, 105, 112, 120, 140, 147, 158, 168, 196, 210, 237, 240, 245, 280, 294, 316, 336, 392, 395, 420, 474, 490, 553, 560, 588, 632, 735, 784, 790, 840, 948, 980, 1106, 1176, 1185, 1264, 1470, 1580, 1659, 1680, 1896, 1960, 2212, 2352, 2370, 2765, 2940, 3160, 3318, 3792, 3871, 3920, 4424, 4740, 5530, 5880, 6320, 6636, 7742, 8295, 8848, 9480, 11060, 11613, 11760, 13272, 15484, 16590, 18960, 19355, 20707, 22120, 23226, 26544, 30968, 33180, 38710, 41414, 44240, 46452, 58065, 61936, 62121, 66360, 77420, 82828, 92904, 103535, 116130, 124242, 132720, 144949, 154840, 165656, 185808, 207070, 232260, 248484, 289898, 309680, 310605, 331312, 414140, 434847, 464520, 496968, 579796, 621210, 724745, 828280, 869694, 929040, 993936, 1014643, 1159592, 1242420, 1449490, 1635853, 1656560, 1739388, 2029286, 2174235, 2319184, 2484840, 2898980, 3043929, 3271706, 3478776, 4058572, 4348470, 4907559, 4969680, 5073215, 5797960, 6087858, 6543412, 6957552, 8117144, 8179265, 8696940, 9815118, 10146430, 11450971, 11595920, 12175716, 13086824, 15219645, 16234288, 16358530, 17393880, 19630236, 20292860, 22901942, 24351432, 24537795, 26173648, 30439290, 32717060, 34352913, 34787760, 39260472, 40585720, 45803884, 48702864, 49075590, 57254855, 60878580, 65434120, 68705826, 78520944, 80156797, 81171440, 91607768, 98151180, 114509710, 121757160, 130868240, 137411652, 160313594, 171764565, 183215536, 196302360, 229019420, 240470391, 243514320, 274823304, 320627188, 343529130, 392604720, 400783985, 458038840, 480940782, 549646608, 641254376, 687058260, 801567970, 916077680, 961881564, 1202351955, 1282508752, 1374116520, 1603135940, 1923763128, 2404703910, 2748233040, 3206271880, 3847526256, 4809407820, 6412543760, 9618815640, 19237631280]

約数ペア:

[(1, 19237631280), (2, 9618815640), (3, 6412543760), (4, 4809407820), (5, 3847526256), (6, 3206271880), (7, 2748233040), (8, 2404703910), (10, 1923763128), (12, 1603135940), (14, 1374116520), (15, 1282508752), (16, 1202351955), (20, 961881564), (21, 916077680), (24, 801567970), (28, 687058260), (30, 641254376), (35, 549646608), (40, 480940782), (42, 458038840), (48, 400783985), (49, 392604720), (56, 343529130), (60, 320627188), (70, 274823304), (79, 243514320), (80, 240470391), (84, 229019420), (98, 196302360), (105, 183215536), (112, 171764565), (120, 160313594), (140, 137411652), (147, 130868240), (158, 121757160), (168, 114509710), (196, 98151180), (210, 91607768), (237, 81171440), (240, 80156797), (245, 78520944), (280, 68705826), (294, 65434120), (316, 60878580), (336, 57254855), (392, 49075590), (395, 48702864), (420, 45803884), (474, 40585720), (490, 39260472), (553, 34787760), (560, 34352913), (588, 32717060), (632, 30439290), (735, 26173648), (784, 24537795), (790, 24351432), (840, 22901942), (948, 20292860), (980, 19630236), (1106, 17393880), (1176, 16358530), (1185, 16234288), (1264, 15219645), (1470, 13086824), (1580, 12175716), (1659, 11595920), (1680, 11450971), (1896, 10146430), (1960, 9815118), (2212, 8696940), (2352, 8179265), (2370, 8117144), (2765, 6957552), (2940, 6543412), (3160, 6087858), (3318, 5797960), (3792, 5073215), (3871, 4969680), (3920, 4907559), (4424, 4348470), (4740, 4058572), (5530, 3478776), (5880, 3271706), (6320, 3043929), (6636, 2898980), (7742, 2484840), (8295, 2319184), (8848, 2174235), (9480, 2029286), (11060, 1739388), (11613, 1656560), (11760, 1635853), (13272, 1449490), (15484, 1242420), (16590, 1159592), (18960, 1014643), (19355, 993936), (20707, 929040), (22120, 869694), (23226, 828280), (26544, 724745), (30968, 621210), (33180, 579796), (38710, 496968), (41414, 464520), (44240, 434847), (46452, 414140), (58065, 331312), (61936, 310605), (62121, 309680), (66360, 289898), (77420, 248484), (82828, 232260), (92904, 207070), (103535, 185808), (116130, 165656), (124242, 154840), (132720, 144949)]