204152520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{11897}}^1$

素因数の和:11935

約数の個数: 128

約数和(自身を含む): 719591040

約数和(自身を除く): 515438520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 13, 15, 20, 22, 24, 26, 30, 33, 39, 40, 44, 52, 55, 60, 65, 66, 78, 88, 104, 110, 120, 130, 132, 143, 156, 165, 195, 220, 260, 264, 286, 312, 330, 390, 429, 440, 520, 572, 660, 715, 780, 858, 1144, 1320, 1430, 1560, 1716, 2145, 2860, 3432, 4290, 5720, 8580, 11897, 17160, 23794, 35691, 47588, 59485, 71382, 95176, 118970, 130867, 142764, 154661, 178455, 237940, 261734, 285528, 309322, 356910, 392601, 463983, 475880, 523468, 618644, 654335, 713820, 773305, 785202, 927966, 1046936, 1237288, 1308670, 1427640, 1546610, 1570404, 1701271, 1855932, 1963005, 2319915, 2617340, 3093220, 3140808, 3402542, 3711864, 3926010, 4639830, 5103813, 5234680, 6186440, 6805084, 7852020, 8506355, 9279660, 10207626, 13610168, 15704040, 17012710, 18559320, 20415252, 25519065, 34025420, 40830504, 51038130, 68050840, 102076260, 204152520]

約数ペア:

[(1, 204152520), (2, 102076260), (3, 68050840), (4, 51038130), (5, 40830504), (6, 34025420), (8, 25519065), (10, 20415252), (11, 18559320), (12, 17012710), (13, 15704040), (15, 13610168), (20, 10207626), (22, 9279660), (24, 8506355), (26, 7852020), (30, 6805084), (33, 6186440), (39, 5234680), (40, 5103813), (44, 4639830), (52, 3926010), (55, 3711864), (60, 3402542), (65, 3140808), (66, 3093220), (78, 2617340), (88, 2319915), (104, 1963005), (110, 1855932), (120, 1701271), (130, 1570404), (132, 1546610), (143, 1427640), (156, 1308670), (165, 1237288), (195, 1046936), (220, 927966), (260, 785202), (264, 773305), (286, 713820), (312, 654335), (330, 618644), (390, 523468), (429, 475880), (440, 463983), (520, 392601), (572, 356910), (660, 309322), (715, 285528), (780, 261734), (858, 237940), (1144, 178455), (1320, 154661), (1430, 142764), (1560, 130867), (1716, 118970), (2145, 95176), (2860, 71382), (3432, 59485), (4290, 47588), (5720, 35691), (8580, 23794), (11897, 17160)]