18708690

素因数分解:

$2^1\times 3^1\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1$

素因数の和:137

約数の個数: 192

約数和(自身を含む): 62052480

約数和(自身を除く): 43343790

約数列:

[1, 2, 3, 5, 6, 7, 10, 11, 13, 14, 15, 21, 22, 26, 30, 33, 35, 39, 42, 49, 55, 65, 66, 70, 77, 78, 89, 91, 98, 105, 110, 130, 143, 147, 154, 165, 178, 182, 195, 210, 231, 245, 267, 273, 286, 294, 330, 385, 390, 429, 445, 455, 462, 490, 534, 539, 546, 623, 637, 715, 735, 770, 858, 890, 910, 979, 1001, 1078, 1155, 1157, 1246, 1274, 1335, 1365, 1430, 1470, 1617, 1869, 1911, 1958, 2002, 2145, 2310, 2314, 2670, 2695, 2730, 2937, 3003, 3115, 3185, 3234, 3471, 3738, 3822, 4290, 4361, 4895, 5005, 5390, 5785, 5874, 6006, 6230, 6370, 6853, 6942, 7007, 8085, 8099, 8722, 9345, 9555, 9790, 10010, 11570, 12727, 13083, 13706, 14014, 14685, 15015, 16170, 16198, 17355, 18690, 19110, 20559, 21021, 21805, 24297, 25454, 26166, 29370, 30030, 34265, 34710, 35035, 38181, 40495, 41118, 42042, 43610, 47971, 48594, 56693, 63635, 65415, 68530, 70070, 76362, 80990, 89089, 95942, 102795, 105105, 113386, 121485, 127270, 130830, 143913, 170079, 178178, 190905, 205590, 210210, 239855, 242970, 267267, 283465, 287826, 340158, 381810, 445445, 479710, 534534, 566930, 623623, 719565, 850395, 890890, 1247246, 1336335, 1439130, 1700790, 1870869, 2672670, 3118115, 3741738, 6236230, 9354345, 18708690]

約数ペア:

[(1, 18708690), (2, 9354345), (3, 6236230), (5, 3741738), (6, 3118115), (7, 2672670), (10, 1870869), (11, 1700790), (13, 1439130), (14, 1336335), (15, 1247246), (21, 890890), (22, 850395), (26, 719565), (30, 623623), (33, 566930), (35, 534534), (39, 479710), (42, 445445), (49, 381810), (55, 340158), (65, 287826), (66, 283465), (70, 267267), (77, 242970), (78, 239855), (89, 210210), (91, 205590), (98, 190905), (105, 178178), (110, 170079), (130, 143913), (143, 130830), (147, 127270), (154, 121485), (165, 113386), (178, 105105), (182, 102795), (195, 95942), (210, 89089), (231, 80990), (245, 76362), (267, 70070), (273, 68530), (286, 65415), (294, 63635), (330, 56693), (385, 48594), (390, 47971), (429, 43610), (445, 42042), (455, 41118), (462, 40495), (490, 38181), (534, 35035), (539, 34710), (546, 34265), (623, 30030), (637, 29370), (715, 26166), (735, 25454), (770, 24297), (858, 21805), (890, 21021), (910, 20559), (979, 19110), (1001, 18690), (1078, 17355), (1155, 16198), (1157, 16170), (1246, 15015), (1274, 14685), (1335, 14014), (1365, 13706), (1430, 13083), (1470, 12727), (1617, 11570), (1869, 10010), (1911, 9790), (1958, 9555), (2002, 9345), (2145, 8722), (2310, 8099), (2314, 8085), (2670, 7007), (2695, 6942), (2730, 6853), (2937, 6370), (3003, 6230), (3115, 6006), (3185, 5874), (3234, 5785), (3471, 5390), (3738, 5005), (3822, 4895), (4290, 4361)]