388956260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{179}}^1$

素因数の和:306

約数の個数: 192

約数和(自身を含む): 1097349120

約数和(自身を除く): 708392860

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 17, 20, 22, 28, 34, 35, 44, 55, 68, 70, 77, 83, 85, 110, 119, 140, 154, 166, 170, 179, 187, 220, 238, 308, 332, 340, 358, 374, 385, 415, 476, 581, 595, 716, 748, 770, 830, 895, 913, 935, 1162, 1190, 1253, 1309, 1411, 1540, 1660, 1790, 1826, 1870, 1969, 2324, 2380, 2506, 2618, 2822, 2905, 3043, 3580, 3652, 3740, 3938, 4565, 5012, 5236, 5644, 5810, 6086, 6265, 6391, 6545, 7055, 7876, 9130, 9845, 9877, 11620, 12172, 12530, 12782, 13090, 13783, 14110, 14857, 15215, 15521, 18260, 19690, 19754, 21301, 25060, 25564, 26180, 27566, 28220, 29714, 30430, 31042, 31955, 33473, 39380, 39508, 42602, 49385, 55132, 59428, 60860, 62084, 63910, 66946, 68915, 74285, 77605, 85204, 98770, 103999, 106505, 108647, 127820, 133892, 137830, 148570, 155210, 163427, 167365, 197540, 207998, 213010, 217294, 234311, 252569, 275660, 297140, 310420, 326854, 334730, 415996, 426020, 434588, 468622, 505138, 519995, 543235, 653708, 669460, 817135, 937244, 1010276, 1039990, 1086470, 1143989, 1171555, 1262845, 1634270, 1767983, 2079980, 2172940, 2287978, 2343110, 2525690, 2778259, 3268540, 3535966, 4575956, 4686220, 5051380, 5556518, 5719945, 7071932, 8839915, 11113036, 11439890, 13891295, 17679830, 19447813, 22879780, 27782590, 35359660, 38895626, 55565180, 77791252, 97239065, 194478130, 388956260]

約数ペア:

[(1, 388956260), (2, 194478130), (4, 97239065), (5, 77791252), (7, 55565180), (10, 38895626), (11, 35359660), (14, 27782590), (17, 22879780), (20, 19447813), (22, 17679830), (28, 13891295), (34, 11439890), (35, 11113036), (44, 8839915), (55, 7071932), (68, 5719945), (70, 5556518), (77, 5051380), (83, 4686220), (85, 4575956), (110, 3535966), (119, 3268540), (140, 2778259), (154, 2525690), (166, 2343110), (170, 2287978), (179, 2172940), (187, 2079980), (220, 1767983), (238, 1634270), (308, 1262845), (332, 1171555), (340, 1143989), (358, 1086470), (374, 1039990), (385, 1010276), (415, 937244), (476, 817135), (581, 669460), (595, 653708), (716, 543235), (748, 519995), (770, 505138), (830, 468622), (895, 434588), (913, 426020), (935, 415996), (1162, 334730), (1190, 326854), (1253, 310420), (1309, 297140), (1411, 275660), (1540, 252569), (1660, 234311), (1790, 217294), (1826, 213010), (1870, 207998), (1969, 197540), (2324, 167365), (2380, 163427), (2506, 155210), (2618, 148570), (2822, 137830), (2905, 133892), (3043, 127820), (3580, 108647), (3652, 106505), (3740, 103999), (3938, 98770), (4565, 85204), (5012, 77605), (5236, 74285), (5644, 68915), (5810, 66946), (6086, 63910), (6265, 62084), (6391, 60860), (6545, 59428), (7055, 55132), (7876, 49385), (9130, 42602), (9845, 39508), (9877, 39380), (11620, 33473), (12172, 31955), (12530, 31042), (12782, 30430), (13090, 29714), (13783, 28220), (14110, 27566), (14857, 26180), (15215, 25564), (15521, 25060), (18260, 21301), (19690, 19754)]