217239570

素因数分解:

$2^1\times 3^5\times 5^1\times {\mathrm{89399}}^1$

素因数の和:89421

約数の個数: 48

約数和(自身を含む): 585748800

約数和(自身を除く): 368509230

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 243, 270, 405, 486, 810, 1215, 2430, 89399, 178798, 268197, 446995, 536394, 804591, 893990, 1340985, 1609182, 2413773, 2681970, 4022955, 4827546, 7241319, 8045910, 12068865, 14482638, 21723957, 24137730, 36206595, 43447914, 72413190, 108619785, 217239570]

約数ペア:

[(1, 217239570), (2, 108619785), (3, 72413190), (5, 43447914), (6, 36206595), (9, 24137730), (10, 21723957), (15, 14482638), (18, 12068865), (27, 8045910), (30, 7241319), (45, 4827546), (54, 4022955), (81, 2681970), (90, 2413773), (135, 1609182), (162, 1340985), (243, 893990), (270, 804591), (405, 536394), (486, 446995), (810, 268197), (1215, 178798), (2430, 89399)]