20291012280

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{731999}}^1$

素因数の和:732034

約数の個数: 192

約数和(自身を含む): 82218240000

約数和(自身を除く): 61927227720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 14, 15, 18, 20, 21, 22, 24, 28, 30, 33, 35, 36, 40, 42, 44, 45, 55, 56, 60, 63, 66, 70, 72, 77, 84, 88, 90, 99, 105, 110, 120, 126, 132, 140, 154, 165, 168, 180, 198, 210, 220, 231, 252, 264, 280, 308, 315, 330, 360, 385, 396, 420, 440, 462, 495, 504, 616, 630, 660, 693, 770, 792, 840, 924, 990, 1155, 1260, 1320, 1386, 1540, 1848, 1980, 2310, 2520, 2772, 3080, 3465, 3960, 4620, 5544, 6930, 9240, 13860, 27720, 731999, 1463998, 2195997, 2927996, 3659995, 4391994, 5123993, 5855992, 6587991, 7319990, 8051989, 8783988, 10247986, 10979985, 13175982, 14639980, 15371979, 16103978, 17567976, 20495972, 21959970, 24155967, 25619965, 26351964, 29279960, 30743958, 32207956, 32939955, 40259945, 40991944, 43919940, 46115937, 48311934, 51239930, 52703928, 56363923, 61487916, 64415912, 65879910, 72467901, 76859895, 80519890, 87839880, 92231874, 96623868, 102479860, 112727846, 120779835, 122975832, 131759820, 144935802, 153719790, 161039780, 169091769, 184463748, 193247736, 204959720, 225455692, 230579685, 241559670, 263519640, 281819615, 289871604, 307439580, 322079560, 338183538, 362339505, 368927496, 450911384, 461159370, 483119340, 507275307, 563639230, 579743208, 614879160, 676367076, 724679010, 845458845, 922318740, 966238680, 1014550614, 1127278460, 1352734152, 1449358020, 1690917690, 1844637480, 2029101228, 2254556920, 2536376535, 2898716040, 3381835380, 4058202456, 5072753070, 6763670760, 10145506140, 20291012280]

約数ペア:

[(1, 20291012280), (2, 10145506140), (3, 6763670760), (4, 5072753070), (5, 4058202456), (6, 3381835380), (7, 2898716040), (8, 2536376535), (9, 2254556920), (10, 2029101228), (11, 1844637480), (12, 1690917690), (14, 1449358020), (15, 1352734152), (18, 1127278460), (20, 1014550614), (21, 966238680), (22, 922318740), (24, 845458845), (28, 724679010), (30, 676367076), (33, 614879160), (35, 579743208), (36, 563639230), (40, 507275307), (42, 483119340), (44, 461159370), (45, 450911384), (55, 368927496), (56, 362339505), (60, 338183538), (63, 322079560), (66, 307439580), (70, 289871604), (72, 281819615), (77, 263519640), (84, 241559670), (88, 230579685), (90, 225455692), (99, 204959720), (105, 193247736), (110, 184463748), (120, 169091769), (126, 161039780), (132, 153719790), (140, 144935802), (154, 131759820), (165, 122975832), (168, 120779835), (180, 112727846), (198, 102479860), (210, 96623868), (220, 92231874), (231, 87839880), (252, 80519890), (264, 76859895), (280, 72467901), (308, 65879910), (315, 64415912), (330, 61487916), (360, 56363923), (385, 52703928), (396, 51239930), (420, 48311934), (440, 46115937), (462, 43919940), (495, 40991944), (504, 40259945), (616, 32939955), (630, 32207956), (660, 30743958), (693, 29279960), (770, 26351964), (792, 25619965), (840, 24155967), (924, 21959970), (990, 20495972), (1155, 17567976), (1260, 16103978), (1320, 15371979), (1386, 14639980), (1540, 13175982), (1848, 10979985), (1980, 10247986), (2310, 8783988), (2520, 8051989), (2772, 7319990), (3080, 6587991), (3465, 5855992), (3960, 5123993), (4620, 4391994), (5544, 3659995), (6930, 2927996), (9240, 2195997), (13860, 1463998), (27720, 731999)]