217893060

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{199}}^1$

素因数の和:311

約数の個数: 288

約数和(自身を含む): 838656000

約数和(自身を除く): 620762940

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 11, 12, 14, 15, 18, 20, 21, 22, 28, 30, 33, 35, 36, 42, 44, 45, 55, 60, 63, 66, 70, 77, 79, 84, 90, 99, 105, 110, 126, 132, 140, 154, 158, 165, 180, 198, 199, 210, 220, 231, 237, 252, 308, 315, 316, 330, 385, 395, 396, 398, 420, 462, 474, 495, 553, 597, 630, 660, 693, 711, 770, 790, 796, 869, 924, 948, 990, 995, 1106, 1155, 1185, 1194, 1260, 1386, 1393, 1422, 1540, 1580, 1659, 1738, 1791, 1980, 1990, 2189, 2212, 2310, 2370, 2388, 2607, 2765, 2772, 2786, 2844, 2985, 3318, 3465, 3476, 3555, 3582, 3980, 4179, 4345, 4378, 4620, 4740, 4977, 5214, 5530, 5572, 5970, 6083, 6567, 6636, 6930, 6965, 7110, 7164, 7821, 8295, 8358, 8690, 8756, 8955, 9954, 10428, 10945, 11060, 11940, 12166, 12537, 13035, 13134, 13860, 13930, 14220, 15323, 15642, 15721, 16590, 16716, 17380, 17910, 18249, 19701, 19908, 20895, 21890, 24332, 24885, 25074, 26070, 26268, 27860, 30415, 30646, 31284, 31442, 32835, 33180, 35820, 36498, 39105, 39402, 41790, 43780, 45969, 47163, 49770, 50148, 52140, 54747, 60830, 61292, 62685, 62884, 65670, 72996, 76615, 78210, 78605, 78804, 83580, 91245, 91938, 94326, 98505, 99540, 109494, 110047, 121660, 125370, 131340, 137907, 141489, 153230, 156420, 157210, 172931, 182490, 183876, 188652, 197010, 218988, 220094, 229845, 235815, 250740, 273735, 275814, 282978, 306460, 314420, 330141, 345862, 364980, 394020, 440188, 459690, 471630, 518793, 547470, 550235, 551628, 565956, 660282, 689535, 691724, 707445, 864655, 919380, 943260, 990423, 1037586, 1094940, 1100470, 1210517, 1320564, 1379070, 1414890, 1556379, 1650705, 1729310, 1980846, 2075172, 2200940, 2421034, 2593965, 2758140, 2829780, 3112758, 3301410, 3458620, 3631551, 3961692, 4842068, 4952115, 5187930, 6052585, 6225516, 6602820, 7263102, 7781895, 9904230, 10375860, 10894653, 12105170, 14526204, 15563790, 18157755, 19808460, 21789306, 24210340, 31127580, 36315510, 43578612, 54473265, 72631020, 108946530, 217893060]

約数ペア:

[(1, 217893060), (2, 108946530), (3, 72631020), (4, 54473265), (5, 43578612), (6, 36315510), (7, 31127580), (9, 24210340), (10, 21789306), (11, 19808460), (12, 18157755), (14, 15563790), (15, 14526204), (18, 12105170), (20, 10894653), (21, 10375860), (22, 9904230), (28, 7781895), (30, 7263102), (33, 6602820), (35, 6225516), (36, 6052585), (42, 5187930), (44, 4952115), (45, 4842068), (55, 3961692), (60, 3631551), (63, 3458620), (66, 3301410), (70, 3112758), (77, 2829780), (79, 2758140), (84, 2593965), (90, 2421034), (99, 2200940), (105, 2075172), (110, 1980846), (126, 1729310), (132, 1650705), (140, 1556379), (154, 1414890), (158, 1379070), (165, 1320564), (180, 1210517), (198, 1100470), (199, 1094940), (210, 1037586), (220, 990423), (231, 943260), (237, 919380), (252, 864655), (308, 707445), (315, 691724), (316, 689535), (330, 660282), (385, 565956), (395, 551628), (396, 550235), (398, 547470), (420, 518793), (462, 471630), (474, 459690), (495, 440188), (553, 394020), (597, 364980), (630, 345862), (660, 330141), (693, 314420), (711, 306460), (770, 282978), (790, 275814), (796, 273735), (869, 250740), (924, 235815), (948, 229845), (990, 220094), (995, 218988), (1106, 197010), (1155, 188652), (1185, 183876), (1194, 182490), (1260, 172931), (1386, 157210), (1393, 156420), (1422, 153230), (1540, 141489), (1580, 137907), (1659, 131340), (1738, 125370), (1791, 121660), (1980, 110047), (1990, 109494), (2189, 99540), (2212, 98505), (2310, 94326), (2370, 91938), (2388, 91245), (2607, 83580), (2765, 78804), (2772, 78605), (2786, 78210), (2844, 76615), (2985, 72996), (3318, 65670), (3465, 62884), (3476, 62685), (3555, 61292), (3582, 60830), (3980, 54747), (4179, 52140), (4345, 50148), (4378, 49770), (4620, 47163), (4740, 45969), (4977, 43780), (5214, 41790), (5530, 39402), (5572, 39105), (5970, 36498), (6083, 35820), (6567, 33180), (6636, 32835), (6930, 31442), (6965, 31284), (7110, 30646), (7164, 30415), (7821, 27860), (8295, 26268), (8358, 26070), (8690, 25074), (8756, 24885), (8955, 24332), (9954, 21890), (10428, 20895), (10945, 19908), (11060, 19701), (11940, 18249), (12166, 17910), (12537, 17380), (13035, 16716), (13134, 16590), (13860, 15721), (13930, 15642), (14220, 15323)]