465195920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{211}}^1$

素因数の和:389

約数の個数: 160

約数和(自身を含む): 1292107776

約数和(自身を除く): 826911856

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 35, 40, 56, 62, 70, 80, 112, 124, 127, 140, 155, 211, 217, 248, 254, 280, 310, 422, 434, 496, 508, 560, 620, 635, 844, 868, 889, 1016, 1055, 1085, 1240, 1270, 1477, 1688, 1736, 1778, 2032, 2110, 2170, 2480, 2540, 2954, 3376, 3472, 3556, 3937, 4220, 4340, 4445, 5080, 5908, 6541, 7112, 7385, 7874, 8440, 8680, 8890, 10160, 11816, 13082, 14224, 14770, 15748, 16880, 17360, 17780, 19685, 23632, 26164, 26797, 27559, 29540, 31496, 32705, 35560, 39370, 45787, 52328, 53594, 55118, 59080, 62992, 65410, 71120, 78740, 91574, 104656, 107188, 110236, 118160, 130820, 133985, 137795, 157480, 183148, 187579, 214376, 220472, 228935, 261640, 267970, 275590, 314960, 366296, 375158, 428752, 440944, 457870, 523280, 535940, 551180, 732592, 750316, 830707, 915740, 937895, 1071880, 1102360, 1500632, 1661414, 1831480, 1875790, 2143760, 2204720, 3001264, 3322828, 3662960, 3751580, 4153535, 5814949, 6645656, 7503160, 8307070, 11629898, 13291312, 15006320, 16614140, 23259796, 29074745, 33228280, 46519592, 58149490, 66456560, 93039184, 116298980, 232597960, 465195920]

約数ペア:

[(1, 465195920), (2, 232597960), (4, 116298980), (5, 93039184), (7, 66456560), (8, 58149490), (10, 46519592), (14, 33228280), (16, 29074745), (20, 23259796), (28, 16614140), (31, 15006320), (35, 13291312), (40, 11629898), (56, 8307070), (62, 7503160), (70, 6645656), (80, 5814949), (112, 4153535), (124, 3751580), (127, 3662960), (140, 3322828), (155, 3001264), (211, 2204720), (217, 2143760), (248, 1875790), (254, 1831480), (280, 1661414), (310, 1500632), (422, 1102360), (434, 1071880), (496, 937895), (508, 915740), (560, 830707), (620, 750316), (635, 732592), (844, 551180), (868, 535940), (889, 523280), (1016, 457870), (1055, 440944), (1085, 428752), (1240, 375158), (1270, 366296), (1477, 314960), (1688, 275590), (1736, 267970), (1778, 261640), (2032, 228935), (2110, 220472), (2170, 214376), (2480, 187579), (2540, 183148), (2954, 157480), (3376, 137795), (3472, 133985), (3556, 130820), (3937, 118160), (4220, 110236), (4340, 107188), (4445, 104656), (5080, 91574), (5908, 78740), (6541, 71120), (7112, 65410), (7385, 62992), (7874, 59080), (8440, 55118), (8680, 53594), (8890, 52328), (10160, 45787), (11816, 39370), (13082, 35560), (14224, 32705), (14770, 31496), (15748, 29540), (16880, 27559), (17360, 26797), (17780, 26164), (19685, 23632)]