212863360

素因数分解:

$2^7\times 5^1\times {\mathrm{31}}^1\times {\mathrm{10729}}^1$

素因数の和:10779

約数の個数: 64

約数和(自身を含む): 525340800

約数和(自身を除く): 312477440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 310, 320, 496, 620, 640, 992, 1240, 1984, 2480, 3968, 4960, 9920, 10729, 19840, 21458, 42916, 53645, 85832, 107290, 171664, 214580, 332599, 343328, 429160, 665198, 686656, 858320, 1330396, 1373312, 1662995, 1716640, 2660792, 3325990, 3433280, 5321584, 6651980, 6866560, 10643168, 13303960, 21286336, 26607920, 42572672, 53215840, 106431680, 212863360]

約数ペア:

[(1, 212863360), (2, 106431680), (4, 53215840), (5, 42572672), (8, 26607920), (10, 21286336), (16, 13303960), (20, 10643168), (31, 6866560), (32, 6651980), (40, 5321584), (62, 3433280), (64, 3325990), (80, 2660792), (124, 1716640), (128, 1662995), (155, 1373312), (160, 1330396), (248, 858320), (310, 686656), (320, 665198), (496, 429160), (620, 343328), (640, 332599), (992, 214580), (1240, 171664), (1984, 107290), (2480, 85832), (3968, 53645), (4960, 42916), (9920, 21458), (10729, 19840)]