205456680

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{307}}^1$

素因数の和:361

約数の個数: 288

約数和(自身を含む): 791350560

約数和(自身を除く): 585893880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 13, 15, 18, 20, 22, 24, 26, 30, 33, 36, 39, 40, 44, 45, 52, 55, 60, 65, 66, 72, 78, 88, 90, 99, 104, 110, 117, 120, 130, 132, 143, 156, 165, 169, 180, 195, 198, 220, 234, 260, 264, 286, 307, 312, 330, 338, 360, 390, 396, 429, 440, 468, 495, 507, 520, 572, 585, 614, 660, 676, 715, 780, 792, 845, 858, 921, 936, 990, 1014, 1144, 1170, 1228, 1287, 1320, 1352, 1430, 1521, 1535, 1560, 1690, 1716, 1842, 1859, 1980, 2028, 2145, 2340, 2456, 2535, 2574, 2763, 2860, 3042, 3070, 3377, 3380, 3432, 3684, 3718, 3960, 3991, 4056, 4290, 4605, 4680, 5070, 5148, 5526, 5577, 5720, 6084, 6140, 6435, 6754, 6760, 7368, 7436, 7605, 7982, 8580, 9210, 9295, 10131, 10140, 10296, 11052, 11154, 11973, 12168, 12280, 12870, 13508, 13815, 14872, 15210, 15964, 16731, 16885, 17160, 18420, 18590, 19955, 20262, 20280, 22104, 22308, 23946, 25740, 27016, 27630, 27885, 30393, 30420, 31928, 33462, 33770, 35919, 36840, 37180, 39910, 40524, 43901, 44616, 47892, 50655, 51480, 51883, 55260, 55770, 59865, 60786, 60840, 66924, 67540, 71838, 74360, 79820, 81048, 83655, 87802, 95784, 101310, 103766, 110520, 111540, 119730, 121572, 131703, 133848, 135080, 143676, 151965, 155649, 159640, 167310, 175604, 179595, 202620, 207532, 219505, 223080, 239460, 243144, 259415, 263406, 287352, 303930, 311298, 334620, 351208, 359190, 395109, 405240, 415064, 439010, 466947, 478920, 518830, 526812, 570713, 607860, 622596, 658515, 669240, 718380, 778245, 790218, 878020, 933894, 1037660, 1053624, 1141426, 1215720, 1245192, 1317030, 1436760, 1556490, 1580436, 1712139, 1756040, 1867788, 1975545, 2075320, 2282852, 2334735, 2634060, 2853565, 3112980, 3160872, 3424278, 3735576, 3951090, 4565704, 4669470, 5136417, 5268120, 5707130, 6225960, 6848556, 7902180, 8560695, 9338940, 10272834, 11414260, 13697112, 15804360, 17121390, 18677880, 20545668, 22828520, 25682085, 34242780, 41091336, 51364170, 68485560, 102728340, 205456680]

約数ペア:

[(1, 205456680), (2, 102728340), (3, 68485560), (4, 51364170), (5, 41091336), (6, 34242780), (8, 25682085), (9, 22828520), (10, 20545668), (11, 18677880), (12, 17121390), (13, 15804360), (15, 13697112), (18, 11414260), (20, 10272834), (22, 9338940), (24, 8560695), (26, 7902180), (30, 6848556), (33, 6225960), (36, 5707130), (39, 5268120), (40, 5136417), (44, 4669470), (45, 4565704), (52, 3951090), (55, 3735576), (60, 3424278), (65, 3160872), (66, 3112980), (72, 2853565), (78, 2634060), (88, 2334735), (90, 2282852), (99, 2075320), (104, 1975545), (110, 1867788), (117, 1756040), (120, 1712139), (130, 1580436), (132, 1556490), (143, 1436760), (156, 1317030), (165, 1245192), (169, 1215720), (180, 1141426), (195, 1053624), (198, 1037660), (220, 933894), (234, 878020), (260, 790218), (264, 778245), (286, 718380), (307, 669240), (312, 658515), (330, 622596), (338, 607860), (360, 570713), (390, 526812), (396, 518830), (429, 478920), (440, 466947), (468, 439010), (495, 415064), (507, 405240), (520, 395109), (572, 359190), (585, 351208), (614, 334620), (660, 311298), (676, 303930), (715, 287352), (780, 263406), (792, 259415), (845, 243144), (858, 239460), (921, 223080), (936, 219505), (990, 207532), (1014, 202620), (1144, 179595), (1170, 175604), (1228, 167310), (1287, 159640), (1320, 155649), (1352, 151965), (1430, 143676), (1521, 135080), (1535, 133848), (1560, 131703), (1690, 121572), (1716, 119730), (1842, 111540), (1859, 110520), (1980, 103766), (2028, 101310), (2145, 95784), (2340, 87802), (2456, 83655), (2535, 81048), (2574, 79820), (2763, 74360), (2860, 71838), (3042, 67540), (3070, 66924), (3377, 60840), (3380, 60786), (3432, 59865), (3684, 55770), (3718, 55260), (3960, 51883), (3991, 51480), (4056, 50655), (4290, 47892), (4605, 44616), (4680, 43901), (5070, 40524), (5148, 39910), (5526, 37180), (5577, 36840), (5720, 35919), (6084, 33770), (6140, 33462), (6435, 31928), (6754, 30420), (6760, 30393), (7368, 27885), (7436, 27630), (7605, 27016), (7982, 25740), (8580, 23946), (9210, 22308), (9295, 22104), (10131, 20280), (10140, 20262), (10296, 19955), (11052, 18590), (11154, 18420), (11973, 17160), (12168, 16885), (12280, 16731), (12870, 15964), (13508, 15210), (13815, 14872)]