19906739160

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{27271}}^1$

素因数の和:27382

約数の個数: 256

約数和(自身を含む): 75401625600

約数和(自身を除く): 55494886440

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 20, 21, 22, 24, 28, 30, 33, 35, 40, 42, 44, 55, 56, 60, 66, 70, 77, 79, 84, 88, 105, 110, 120, 132, 140, 154, 158, 165, 168, 210, 220, 231, 237, 264, 280, 308, 316, 330, 385, 395, 420, 440, 462, 474, 553, 616, 632, 660, 770, 790, 840, 869, 924, 948, 1106, 1155, 1185, 1320, 1540, 1580, 1659, 1738, 1848, 1896, 2212, 2310, 2370, 2607, 2765, 3080, 3160, 3318, 3476, 4345, 4424, 4620, 4740, 5214, 5530, 6083, 6636, 6952, 8295, 8690, 9240, 9480, 10428, 11060, 12166, 13035, 13272, 16590, 17380, 18249, 20856, 22120, 24332, 26070, 27271, 30415, 33180, 34760, 36498, 48664, 52140, 54542, 60830, 66360, 72996, 81813, 91245, 104280, 109084, 121660, 136355, 145992, 163626, 182490, 190897, 218168, 243320, 272710, 299981, 327252, 364980, 381794, 409065, 545420, 572691, 599962, 654504, 729960, 763588, 818130, 899943, 954485, 1090840, 1145382, 1199924, 1499905, 1527176, 1636260, 1799886, 1908970, 2099867, 2154409, 2290764, 2399848, 2863455, 2999810, 3272520, 3599772, 3817940, 4199734, 4308818, 4499715, 4581528, 5726910, 5999620, 6299601, 6463227, 7199544, 7635880, 8399468, 8617636, 8999430, 10499335, 10772045, 11453820, 11999240, 12599202, 12926454, 15080863, 16798936, 17235272, 17998860, 20998670, 21544090, 22907640, 23698499, 25198404, 25852908, 30161726, 31498005, 32316135, 35997720, 41997340, 43088180, 45242589, 47396998, 50396808, 51705816, 60323452, 62996010, 64632270, 71095497, 75404315, 83994680, 86176360, 90485178, 94793996, 118492495, 120646904, 125992020, 129264540, 142190994, 150808630, 165889493, 180970356, 189587992, 226212945, 236984990, 251984040, 258529080, 284381988, 301617260, 331778986, 355477485, 361940712, 452425890, 473969980, 497668479, 568763976, 603234520, 663557972, 710954970, 829447465, 904851780, 947939960, 995336958, 1327115944, 1421909940, 1658894930, 1809703560, 1990673916, 2488342395, 2843819880, 3317789860, 3981347832, 4976684790, 6635579720, 9953369580, 19906739160]

約数ペア:

[(1, 19906739160), (2, 9953369580), (3, 6635579720), (4, 4976684790), (5, 3981347832), (6, 3317789860), (7, 2843819880), (8, 2488342395), (10, 1990673916), (11, 1809703560), (12, 1658894930), (14, 1421909940), (15, 1327115944), (20, 995336958), (21, 947939960), (22, 904851780), (24, 829447465), (28, 710954970), (30, 663557972), (33, 603234520), (35, 568763976), (40, 497668479), (42, 473969980), (44, 452425890), (55, 361940712), (56, 355477485), (60, 331778986), (66, 301617260), (70, 284381988), (77, 258529080), (79, 251984040), (84, 236984990), (88, 226212945), (105, 189587992), (110, 180970356), (120, 165889493), (132, 150808630), (140, 142190994), (154, 129264540), (158, 125992020), (165, 120646904), (168, 118492495), (210, 94793996), (220, 90485178), (231, 86176360), (237, 83994680), (264, 75404315), (280, 71095497), (308, 64632270), (316, 62996010), (330, 60323452), (385, 51705816), (395, 50396808), (420, 47396998), (440, 45242589), (462, 43088180), (474, 41997340), (553, 35997720), (616, 32316135), (632, 31498005), (660, 30161726), (770, 25852908), (790, 25198404), (840, 23698499), (869, 22907640), (924, 21544090), (948, 20998670), (1106, 17998860), (1155, 17235272), (1185, 16798936), (1320, 15080863), (1540, 12926454), (1580, 12599202), (1659, 11999240), (1738, 11453820), (1848, 10772045), (1896, 10499335), (2212, 8999430), (2310, 8617636), (2370, 8399468), (2607, 7635880), (2765, 7199544), (3080, 6463227), (3160, 6299601), (3318, 5999620), (3476, 5726910), (4345, 4581528), (4424, 4499715), (4620, 4308818), (4740, 4199734), (5214, 3817940), (5530, 3599772), (6083, 3272520), (6636, 2999810), (6952, 2863455), (8295, 2399848), (8690, 2290764), (9240, 2154409), (9480, 2099867), (10428, 1908970), (11060, 1799886), (12166, 1636260), (13035, 1527176), (13272, 1499905), (16590, 1199924), (17380, 1145382), (18249, 1090840), (20856, 954485), (22120, 899943), (24332, 818130), (26070, 763588), (27271, 729960), (30415, 654504), (33180, 599962), (34760, 572691), (36498, 545420), (48664, 409065), (52140, 381794), (54542, 364980), (60830, 327252), (66360, 299981), (72996, 272710), (81813, 243320), (91245, 218168), (104280, 190897), (109084, 182490), (121660, 163626), (136355, 145992)]