199895280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{811}}^1$

素因数の和:919

約数の個数: 160

約数和(自身を含む): 676623360

約数和(自身を除く): 476728080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 79, 80, 104, 120, 130, 156, 158, 195, 208, 237, 240, 260, 312, 316, 390, 395, 474, 520, 624, 632, 780, 790, 811, 948, 1027, 1040, 1185, 1264, 1560, 1580, 1622, 1896, 2054, 2370, 2433, 3081, 3120, 3160, 3244, 3792, 4055, 4108, 4740, 4866, 5135, 6162, 6320, 6488, 8110, 8216, 9480, 9732, 10270, 10543, 12165, 12324, 12976, 15405, 16220, 16432, 18960, 19464, 20540, 21086, 24330, 24648, 30810, 31629, 32440, 38928, 41080, 42172, 48660, 49296, 52715, 61620, 63258, 64069, 64880, 82160, 84344, 97320, 105430, 123240, 126516, 128138, 158145, 168688, 192207, 194640, 210860, 246480, 253032, 256276, 316290, 320345, 384414, 421720, 506064, 512552, 632580, 640690, 768828, 832897, 843440, 961035, 1025104, 1265160, 1281380, 1537656, 1665794, 1922070, 2498691, 2530320, 2562760, 3075312, 3331588, 3844140, 4164485, 4997382, 5125520, 6663176, 7688280, 8328970, 9994764, 12493455, 13326352, 15376560, 16657940, 19989528, 24986910, 33315880, 39979056, 49973820, 66631760, 99947640, 199895280]

約数ペア:

[(1, 199895280), (2, 99947640), (3, 66631760), (4, 49973820), (5, 39979056), (6, 33315880), (8, 24986910), (10, 19989528), (12, 16657940), (13, 15376560), (15, 13326352), (16, 12493455), (20, 9994764), (24, 8328970), (26, 7688280), (30, 6663176), (39, 5125520), (40, 4997382), (48, 4164485), (52, 3844140), (60, 3331588), (65, 3075312), (78, 2562760), (79, 2530320), (80, 2498691), (104, 1922070), (120, 1665794), (130, 1537656), (156, 1281380), (158, 1265160), (195, 1025104), (208, 961035), (237, 843440), (240, 832897), (260, 768828), (312, 640690), (316, 632580), (390, 512552), (395, 506064), (474, 421720), (520, 384414), (624, 320345), (632, 316290), (780, 256276), (790, 253032), (811, 246480), (948, 210860), (1027, 194640), (1040, 192207), (1185, 168688), (1264, 158145), (1560, 128138), (1580, 126516), (1622, 123240), (1896, 105430), (2054, 97320), (2370, 84344), (2433, 82160), (3081, 64880), (3120, 64069), (3160, 63258), (3244, 61620), (3792, 52715), (4055, 49296), (4108, 48660), (4740, 42172), (4866, 41080), (5135, 38928), (6162, 32440), (6320, 31629), (6488, 30810), (8110, 24648), (8216, 24330), (9480, 21086), (9732, 20540), (10270, 19464), (10543, 18960), (12165, 16432), (12324, 16220), (12976, 15405)]