212049920

素因数分解:

$2^{13}\times 5^1\times {\mathrm{31}}^1\times {\mathrm{167}}^1$

素因数の和:229

約数の個数: 112

約数和(自身を含む): 528450048

約数和(自身を除く): 316400128

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 167, 248, 256, 310, 320, 334, 496, 512, 620, 640, 668, 835, 992, 1024, 1240, 1280, 1336, 1670, 1984, 2048, 2480, 2560, 2672, 3340, 3968, 4096, 4960, 5120, 5177, 5344, 6680, 7936, 8192, 9920, 10240, 10354, 10688, 13360, 15872, 19840, 20480, 20708, 21376, 25885, 26720, 31744, 39680, 40960, 41416, 42752, 51770, 53440, 63488, 79360, 82832, 85504, 103540, 106880, 126976, 158720, 165664, 171008, 207080, 213760, 253952, 317440, 331328, 342016, 414160, 427520, 634880, 662656, 684032, 828320, 855040, 1269760, 1325312, 1368064, 1656640, 1710080, 2650624, 3313280, 3420160, 5301248, 6626560, 6840320, 10602496, 13253120, 21204992, 26506240, 42409984, 53012480, 106024960, 212049920]

約数ペア:

[(1, 212049920), (2, 106024960), (4, 53012480), (5, 42409984), (8, 26506240), (10, 21204992), (16, 13253120), (20, 10602496), (31, 6840320), (32, 6626560), (40, 5301248), (62, 3420160), (64, 3313280), (80, 2650624), (124, 1710080), (128, 1656640), (155, 1368064), (160, 1325312), (167, 1269760), (248, 855040), (256, 828320), (310, 684032), (320, 662656), (334, 634880), (496, 427520), (512, 414160), (620, 342016), (640, 331328), (668, 317440), (835, 253952), (992, 213760), (1024, 207080), (1240, 171008), (1280, 165664), (1336, 158720), (1670, 126976), (1984, 106880), (2048, 103540), (2480, 85504), (2560, 82832), (2672, 79360), (3340, 63488), (3968, 53440), (4096, 51770), (4960, 42752), (5120, 41416), (5177, 40960), (5344, 39680), (6680, 31744), (7936, 26720), (8192, 25885), (9920, 21376), (10240, 20708), (10354, 20480), (10688, 19840), (13360, 15872)]