205863840

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1571}}^1$

素因数の和:1612

約数の個数: 288

約数和(自身を含む): 865178496

約数和(自身を除く): 659314656

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 16, 18, 20, 21, 24, 26, 28, 30, 32, 35, 36, 39, 40, 42, 45, 48, 52, 56, 60, 63, 65, 70, 72, 78, 80, 84, 90, 91, 96, 104, 105, 112, 117, 120, 126, 130, 140, 144, 156, 160, 168, 180, 182, 195, 208, 210, 224, 234, 240, 252, 260, 273, 280, 288, 312, 315, 336, 360, 364, 390, 416, 420, 455, 468, 480, 504, 520, 546, 560, 585, 624, 630, 672, 720, 728, 780, 819, 840, 910, 936, 1008, 1040, 1092, 1120, 1170, 1248, 1260, 1365, 1440, 1456, 1560, 1571, 1638, 1680, 1820, 1872, 2016, 2080, 2184, 2340, 2520, 2730, 2912, 3120, 3142, 3276, 3360, 3640, 3744, 4095, 4368, 4680, 4713, 5040, 5460, 6240, 6284, 6552, 7280, 7855, 8190, 8736, 9360, 9426, 10080, 10920, 10997, 12568, 13104, 14139, 14560, 15710, 16380, 18720, 18852, 20423, 21840, 21994, 23565, 25136, 26208, 28278, 31420, 32760, 32991, 37704, 40846, 43680, 43988, 47130, 50272, 54985, 56556, 61269, 62840, 65520, 65982, 70695, 75408, 81692, 87976, 94260, 98973, 102115, 109970, 113112, 122538, 125680, 131040, 131964, 141390, 142961, 150816, 163384, 164955, 175952, 183807, 188520, 197946, 204230, 219940, 226224, 245076, 251360, 263928, 282780, 285922, 306345, 326768, 329910, 351904, 367614, 377040, 395892, 408460, 428883, 439880, 452448, 490152, 494865, 527856, 565560, 571844, 612690, 653536, 659820, 714805, 735228, 754080, 791784, 816920, 857766, 879760, 919035, 980304, 989730, 1055712, 1131120, 1143688, 1225380, 1286649, 1319640, 1429610, 1470456, 1583568, 1633840, 1715532, 1759520, 1838070, 1960608, 1979460, 2144415, 2262240, 2287376, 2450760, 2573298, 2639280, 2859220, 2940912, 3167136, 3267680, 3431064, 3676140, 3958920, 4288830, 4574752, 4901520, 5146596, 5278560, 5718440, 5881824, 6433245, 6862128, 7352280, 7917840, 8577660, 9803040, 10293192, 11436880, 12866490, 13724256, 14704560, 15835680, 17155320, 20586384, 22873760, 25732980, 29409120, 34310640, 41172768, 51465960, 68621280, 102931920, 205863840]

約数ペア:

[(1, 205863840), (2, 102931920), (3, 68621280), (4, 51465960), (5, 41172768), (6, 34310640), (7, 29409120), (8, 25732980), (9, 22873760), (10, 20586384), (12, 17155320), (13, 15835680), (14, 14704560), (15, 13724256), (16, 12866490), (18, 11436880), (20, 10293192), (21, 9803040), (24, 8577660), (26, 7917840), (28, 7352280), (30, 6862128), (32, 6433245), (35, 5881824), (36, 5718440), (39, 5278560), (40, 5146596), (42, 4901520), (45, 4574752), (48, 4288830), (52, 3958920), (56, 3676140), (60, 3431064), (63, 3267680), (65, 3167136), (70, 2940912), (72, 2859220), (78, 2639280), (80, 2573298), (84, 2450760), (90, 2287376), (91, 2262240), (96, 2144415), (104, 1979460), (105, 1960608), (112, 1838070), (117, 1759520), (120, 1715532), (126, 1633840), (130, 1583568), (140, 1470456), (144, 1429610), (156, 1319640), (160, 1286649), (168, 1225380), (180, 1143688), (182, 1131120), (195, 1055712), (208, 989730), (210, 980304), (224, 919035), (234, 879760), (240, 857766), (252, 816920), (260, 791784), (273, 754080), (280, 735228), (288, 714805), (312, 659820), (315, 653536), (336, 612690), (360, 571844), (364, 565560), (390, 527856), (416, 494865), (420, 490152), (455, 452448), (468, 439880), (480, 428883), (504, 408460), (520, 395892), (546, 377040), (560, 367614), (585, 351904), (624, 329910), (630, 326768), (672, 306345), (720, 285922), (728, 282780), (780, 263928), (819, 251360), (840, 245076), (910, 226224), (936, 219940), (1008, 204230), (1040, 197946), (1092, 188520), (1120, 183807), (1170, 175952), (1248, 164955), (1260, 163384), (1365, 150816), (1440, 142961), (1456, 141390), (1560, 131964), (1571, 131040), (1638, 125680), (1680, 122538), (1820, 113112), (1872, 109970), (2016, 102115), (2080, 98973), (2184, 94260), (2340, 87976), (2520, 81692), (2730, 75408), (2912, 70695), (3120, 65982), (3142, 65520), (3276, 62840), (3360, 61269), (3640, 56556), (3744, 54985), (4095, 50272), (4368, 47130), (4680, 43988), (4713, 43680), (5040, 40846), (5460, 37704), (6240, 32991), (6284, 32760), (6552, 31420), (7280, 28278), (7855, 26208), (8190, 25136), (8736, 23565), (9360, 21994), (9426, 21840), (10080, 20423), (10920, 18852), (10997, 18720), (12568, 16380), (13104, 15710), (14139, 14560)]