220415760

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{306133}}^1$

素因数の和:306152

約数の個数: 60

約数和(自身を含む): 740232012

約数和(自身を除く): 519816252

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, 306133, 612266, 918399, 1224532, 1530665, 1836798, 2449064, 2755197, 3061330, 3673596, 4591995, 4898128, 5510394, 6122660, 7347192, 9183990, 11020788, 12245320, 13775985, 14694384, 18367980, 22041576, 24490640, 27551970, 36735960, 44083152, 55103940, 73471920, 110207880, 220415760]

約数ペア:

[(1, 220415760), (2, 110207880), (3, 73471920), (4, 55103940), (5, 44083152), (6, 36735960), (8, 27551970), (9, 24490640), (10, 22041576), (12, 18367980), (15, 14694384), (16, 13775985), (18, 12245320), (20, 11020788), (24, 9183990), (30, 7347192), (36, 6122660), (40, 5510394), (45, 4898128), (48, 4591995), (60, 3673596), (72, 3061330), (80, 2755197), (90, 2449064), (120, 1836798), (144, 1530665), (180, 1224532), (240, 918399), (360, 612266), (720, 306133)]