198924320

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{25373}}^1$

素因数の和:25402

約数の個数: 72

約数和(自身を含む): 546708204

約数和(自身を除く): 347783884

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 392, 490, 560, 784, 980, 1120, 1568, 1960, 3920, 7840, 25373, 50746, 101492, 126865, 177611, 202984, 253730, 355222, 405968, 507460, 710444, 811936, 888055, 1014920, 1243277, 1420888, 1776110, 2029840, 2486554, 2841776, 3552220, 4059680, 4973108, 5683552, 6216385, 7104440, 9946216, 12432770, 14208880, 19892432, 24865540, 28417760, 39784864, 49731080, 99462160, 198924320]

約数ペア:

[(1, 198924320), (2, 99462160), (4, 49731080), (5, 39784864), (7, 28417760), (8, 24865540), (10, 19892432), (14, 14208880), (16, 12432770), (20, 9946216), (28, 7104440), (32, 6216385), (35, 5683552), (40, 4973108), (49, 4059680), (56, 3552220), (70, 2841776), (80, 2486554), (98, 2029840), (112, 1776110), (140, 1420888), (160, 1243277), (196, 1014920), (224, 888055), (245, 811936), (280, 710444), (392, 507460), (490, 405968), (560, 355222), (784, 253730), (980, 202984), (1120, 177611), (1568, 126865), (1960, 101492), (3920, 50746), (7840, 25373)]