218123360

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{211}}^1$

素因数の和:317

約数の個数: 192

約数和(自身を含む): 646216704

約数和(自身を除く): 428093344

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 56, 65, 70, 71, 80, 91, 104, 112, 130, 140, 142, 160, 182, 208, 211, 224, 260, 280, 284, 355, 364, 416, 422, 455, 497, 520, 560, 568, 710, 728, 844, 910, 923, 994, 1040, 1055, 1120, 1136, 1420, 1456, 1477, 1688, 1820, 1846, 1988, 2080, 2110, 2272, 2485, 2743, 2840, 2912, 2954, 3376, 3640, 3692, 3976, 4220, 4615, 4970, 5486, 5680, 5908, 6461, 6752, 7280, 7384, 7385, 7952, 8440, 9230, 9940, 10972, 11360, 11816, 12922, 13715, 14560, 14768, 14770, 14981, 15904, 16880, 18460, 19201, 19880, 21944, 23632, 25844, 27430, 29536, 29540, 29962, 32305, 33760, 36920, 38402, 39760, 43888, 47264, 51688, 54860, 59080, 59924, 64610, 73840, 74905, 76804, 79520, 87776, 96005, 103376, 104867, 109720, 118160, 119848, 129220, 147680, 149810, 153608, 192010, 194753, 206752, 209734, 219440, 236320, 239696, 258440, 299620, 307216, 384020, 389506, 419468, 438880, 479392, 516880, 524335, 599240, 614432, 768040, 779012, 838936, 973765, 1033760, 1048670, 1198480, 1363271, 1536080, 1558024, 1677872, 1947530, 2097340, 2396960, 2726542, 3072160, 3116048, 3355744, 3895060, 4194680, 5453084, 6232096, 6816355, 7790120, 8389360, 10906168, 13632710, 15580240, 16778720, 21812336, 27265420, 31160480, 43624672, 54530840, 109061680, 218123360]

約数ペア:

[(1, 218123360), (2, 109061680), (4, 54530840), (5, 43624672), (7, 31160480), (8, 27265420), (10, 21812336), (13, 16778720), (14, 15580240), (16, 13632710), (20, 10906168), (26, 8389360), (28, 7790120), (32, 6816355), (35, 6232096), (40, 5453084), (52, 4194680), (56, 3895060), (65, 3355744), (70, 3116048), (71, 3072160), (80, 2726542), (91, 2396960), (104, 2097340), (112, 1947530), (130, 1677872), (140, 1558024), (142, 1536080), (160, 1363271), (182, 1198480), (208, 1048670), (211, 1033760), (224, 973765), (260, 838936), (280, 779012), (284, 768040), (355, 614432), (364, 599240), (416, 524335), (422, 516880), (455, 479392), (497, 438880), (520, 419468), (560, 389506), (568, 384020), (710, 307216), (728, 299620), (844, 258440), (910, 239696), (923, 236320), (994, 219440), (1040, 209734), (1055, 206752), (1120, 194753), (1136, 192010), (1420, 153608), (1456, 149810), (1477, 147680), (1688, 129220), (1820, 119848), (1846, 118160), (1988, 109720), (2080, 104867), (2110, 103376), (2272, 96005), (2485, 87776), (2743, 79520), (2840, 76804), (2912, 74905), (2954, 73840), (3376, 64610), (3640, 59924), (3692, 59080), (3976, 54860), (4220, 51688), (4615, 47264), (4970, 43888), (5486, 39760), (5680, 38402), (5908, 36920), (6461, 33760), (6752, 32305), (7280, 29962), (7384, 29540), (7385, 29536), (7952, 27430), (8440, 25844), (9230, 23632), (9940, 21944), (10972, 19880), (11360, 19201), (11816, 18460), (12922, 16880), (13715, 15904), (14560, 14981), (14768, 14770)]