313065990

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{173}}^1\times {\mathrm{20107}}^1$

素因数の和:20293

約数の個数: 48

約数和(自身を含む): 818717328

約数和(自身を除く): 505651338

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 173, 346, 519, 865, 1038, 1557, 1730, 2595, 3114, 5190, 7785, 15570, 20107, 40214, 60321, 100535, 120642, 180963, 201070, 301605, 361926, 603210, 904815, 1809630, 3478511, 6957022, 10435533, 17392555, 20871066, 31306599, 34785110, 52177665, 62613198, 104355330, 156532995, 313065990]

約数ペア:

[(1, 313065990), (2, 156532995), (3, 104355330), (5, 62613198), (6, 52177665), (9, 34785110), (10, 31306599), (15, 20871066), (18, 17392555), (30, 10435533), (45, 6957022), (90, 3478511), (173, 1809630), (346, 904815), (519, 603210), (865, 361926), (1038, 301605), (1557, 201070), (1730, 180963), (2595, 120642), (3114, 100535), (5190, 60321), (7785, 40214), (15570, 20107)]