19631040

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^2$

素因数の和:68

約数の個数: 252

約数和(自身を含む): 74185272

約数和(自身を除く): 54554232

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 13, 15, 16, 20, 22, 24, 26, 30, 32, 33, 39, 40, 44, 48, 52, 55, 60, 64, 65, 66, 78, 80, 88, 96, 104, 110, 120, 121, 130, 132, 143, 156, 160, 165, 169, 176, 192, 195, 208, 220, 240, 242, 260, 264, 286, 312, 320, 330, 338, 352, 363, 390, 416, 429, 440, 480, 484, 507, 520, 528, 572, 605, 624, 660, 676, 704, 715, 726, 780, 832, 845, 858, 880, 960, 968, 1014, 1040, 1056, 1144, 1210, 1248, 1320, 1352, 1430, 1452, 1560, 1573, 1690, 1716, 1760, 1815, 1859, 1936, 2028, 2080, 2112, 2145, 2288, 2420, 2496, 2535, 2640, 2704, 2860, 2904, 3120, 3146, 3380, 3432, 3520, 3630, 3718, 3872, 4056, 4160, 4290, 4576, 4719, 4840, 5070, 5280, 5408, 5577, 5720, 5808, 6240, 6292, 6760, 6864, 7260, 7436, 7744, 7865, 8112, 8580, 9152, 9295, 9438, 9680, 10140, 10560, 10816, 11154, 11440, 11616, 12480, 12584, 13520, 13728, 14520, 14872, 15730, 16224, 17160, 18590, 18876, 19360, 20280, 20449, 22308, 22880, 23232, 23595, 25168, 27040, 27456, 27885, 29040, 29744, 31460, 32448, 34320, 37180, 37752, 38720, 40560, 40898, 44616, 45760, 47190, 50336, 54080, 55770, 58080, 59488, 61347, 62920, 68640, 74360, 75504, 81120, 81796, 89232, 94380, 100672, 102245, 111540, 116160, 118976, 122694, 125840, 137280, 148720, 151008, 162240, 163592, 178464, 188760, 204490, 223080, 245388, 251680, 297440, 302016, 306735, 327184, 356928, 377520, 408980, 446160, 490776, 503360, 594880, 613470, 654368, 755040, 817960, 892320, 981552, 1226940, 1308736, 1510080, 1635920, 1784640, 1963104, 2453880, 3271840, 3926208, 4907760, 6543680, 9815520, 19631040]

約数ペア:

[(1, 19631040), (2, 9815520), (3, 6543680), (4, 4907760), (5, 3926208), (6, 3271840), (8, 2453880), (10, 1963104), (11, 1784640), (12, 1635920), (13, 1510080), (15, 1308736), (16, 1226940), (20, 981552), (22, 892320), (24, 817960), (26, 755040), (30, 654368), (32, 613470), (33, 594880), (39, 503360), (40, 490776), (44, 446160), (48, 408980), (52, 377520), (55, 356928), (60, 327184), (64, 306735), (65, 302016), (66, 297440), (78, 251680), (80, 245388), (88, 223080), (96, 204490), (104, 188760), (110, 178464), (120, 163592), (121, 162240), (130, 151008), (132, 148720), (143, 137280), (156, 125840), (160, 122694), (165, 118976), (169, 116160), (176, 111540), (192, 102245), (195, 100672), (208, 94380), (220, 89232), (240, 81796), (242, 81120), (260, 75504), (264, 74360), (286, 68640), (312, 62920), (320, 61347), (330, 59488), (338, 58080), (352, 55770), (363, 54080), (390, 50336), (416, 47190), (429, 45760), (440, 44616), (480, 40898), (484, 40560), (507, 38720), (520, 37752), (528, 37180), (572, 34320), (605, 32448), (624, 31460), (660, 29744), (676, 29040), (704, 27885), (715, 27456), (726, 27040), (780, 25168), (832, 23595), (845, 23232), (858, 22880), (880, 22308), (960, 20449), (968, 20280), (1014, 19360), (1040, 18876), (1056, 18590), (1144, 17160), (1210, 16224), (1248, 15730), (1320, 14872), (1352, 14520), (1430, 13728), (1452, 13520), (1560, 12584), (1573, 12480), (1690, 11616), (1716, 11440), (1760, 11154), (1815, 10816), (1859, 10560), (1936, 10140), (2028, 9680), (2080, 9438), (2112, 9295), (2145, 9152), (2288, 8580), (2420, 8112), (2496, 7865), (2535, 7744), (2640, 7436), (2704, 7260), (2860, 6864), (2904, 6760), (3120, 6292), (3146, 6240), (3380, 5808), (3432, 5720), (3520, 5577), (3630, 5408), (3718, 5280), (3872, 5070), (4056, 4840), (4160, 4719), (4290, 4576)]