211969920

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{113}}^1\times {\mathrm{977}}^1$

素因数の和:1112

約数の個数: 128

約数和(自身を含む): 682331040

約数和(自身を除く): 470361120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 113, 120, 128, 160, 192, 226, 240, 320, 339, 384, 452, 480, 565, 640, 678, 904, 960, 977, 1130, 1356, 1695, 1808, 1920, 1954, 2260, 2712, 2931, 3390, 3616, 3908, 4520, 4885, 5424, 5862, 6780, 7232, 7816, 9040, 9770, 10848, 11724, 13560, 14464, 14655, 15632, 18080, 19540, 21696, 23448, 27120, 29310, 31264, 36160, 39080, 43392, 46896, 54240, 58620, 62528, 72320, 78160, 93792, 108480, 110401, 117240, 125056, 156320, 187584, 216960, 220802, 234480, 312640, 331203, 375168, 441604, 468960, 552005, 625280, 662406, 883208, 937920, 1104010, 1324812, 1656015, 1766416, 1875840, 2208020, 2649624, 3312030, 3532832, 4416040, 5299248, 6624060, 7065664, 8832080, 10598496, 13248120, 14131328, 17664160, 21196992, 26496240, 35328320, 42393984, 52992480, 70656640, 105984960, 211969920]

約数ペア:

[(1, 211969920), (2, 105984960), (3, 70656640), (4, 52992480), (5, 42393984), (6, 35328320), (8, 26496240), (10, 21196992), (12, 17664160), (15, 14131328), (16, 13248120), (20, 10598496), (24, 8832080), (30, 7065664), (32, 6624060), (40, 5299248), (48, 4416040), (60, 3532832), (64, 3312030), (80, 2649624), (96, 2208020), (113, 1875840), (120, 1766416), (128, 1656015), (160, 1324812), (192, 1104010), (226, 937920), (240, 883208), (320, 662406), (339, 625280), (384, 552005), (452, 468960), (480, 441604), (565, 375168), (640, 331203), (678, 312640), (904, 234480), (960, 220802), (977, 216960), (1130, 187584), (1356, 156320), (1695, 125056), (1808, 117240), (1920, 110401), (1954, 108480), (2260, 93792), (2712, 78160), (2931, 72320), (3390, 62528), (3616, 58620), (3908, 54240), (4520, 46896), (4885, 43392), (5424, 39080), (5862, 36160), (6780, 31264), (7232, 29310), (7816, 27120), (9040, 23448), (9770, 21696), (10848, 19540), (11724, 18080), (13560, 15632), (14464, 14655)]