180578340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{379}}^1\times {\mathrm{2647}}^1$

素因数の和:3041

約数の個数: 72

約数和(自身を含む): 549407040

約数和(自身を除く): 368828700

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 379, 758, 1137, 1516, 1895, 2274, 2647, 3411, 3790, 4548, 5294, 5685, 6822, 7580, 7941, 10588, 11370, 13235, 13644, 15882, 17055, 22740, 23823, 26470, 31764, 34110, 39705, 47646, 52940, 68220, 79410, 95292, 119115, 158820, 238230, 476460, 1003213, 2006426, 3009639, 4012852, 5016065, 6019278, 9028917, 10032130, 12038556, 15048195, 18057834, 20064260, 30096390, 36115668, 45144585, 60192780, 90289170, 180578340]

約数ペア:

[(1, 180578340), (2, 90289170), (3, 60192780), (4, 45144585), (5, 36115668), (6, 30096390), (9, 20064260), (10, 18057834), (12, 15048195), (15, 12038556), (18, 10032130), (20, 9028917), (30, 6019278), (36, 5016065), (45, 4012852), (60, 3009639), (90, 2006426), (180, 1003213), (379, 476460), (758, 238230), (1137, 158820), (1516, 119115), (1895, 95292), (2274, 79410), (2647, 68220), (3411, 52940), (3790, 47646), (4548, 39705), (5294, 34110), (5685, 31764), (6822, 26470), (7580, 23823), (7941, 22740), (10588, 17055), (11370, 15882), (13235, 13644)]