163620720

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{227251}}^1$

素因数の和:227270

約数の個数: 60

約数和(自身を含む): 549495336

約数和(自身を除く): 385874616

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 227251, 454502, 681753, 909004, 1136255, 1363506, 1818008, 2045259, 2272510, 2727012, 3408765, 3636016, 4090518, 4545020, 5454024, 6817530, 8181036, 9090040, 10226295, 10908048, 13635060, 16362072, 18180080, 20452590, 27270120, 32724144, 40905180, 54540240, 81810360, 163620720]

約数ペア:

[(1, 163620720), (2, 81810360), (3, 54540240), (4, 40905180), (5, 32724144), (6, 27270120), (8, 20452590), (9, 18180080), (10, 16362072), (12, 13635060), (15, 10908048), (16, 10226295), (18, 9090040), (20, 8181036), (24, 6817530), (30, 5454024), (36, 4545020), (40, 4090518), (45, 3636016), (48, 3408765), (60, 2727012), (72, 2272510), (80, 2045259), (90, 1818008), (120, 1363506), (144, 1136255), (180, 909004), (240, 681753), (360, 454502), (720, 227251)]